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from dataclasses import dataclass, field, replace |
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from typing import ( |
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TYPE_CHECKING, |
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Dict, |
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Iterable, |
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List, |
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NamedTuple, |
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Optional, |
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Sequence, |
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Tuple, |
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Union, |
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) |
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from . import box, errors |
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from ._loop import loop_first_last, loop_last |
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from ._pick import pick_bool |
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from ._ratio import ratio_distribute, ratio_reduce |
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from .align import VerticalAlignMethod |
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from .jupyter import JupyterMixin |
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from .measure import Measurement |
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from .padding import Padding, PaddingDimensions |
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from .protocol import is_renderable |
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from .segment import Segment |
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from .style import Style, StyleType |
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from .text import Text, TextType |
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if TYPE_CHECKING: |
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from .console import ( |
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Console, |
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ConsoleOptions, |
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JustifyMethod, |
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OverflowMethod, |
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RenderableType, |
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RenderResult, |
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) |
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@dataclass |
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class Column: |
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"""Defines a column within a ~Table. |
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Args: |
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title (Union[str, Text], optional): The title of the table rendered at the top. Defaults to None. |
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caption (Union[str, Text], optional): The table caption rendered below. Defaults to None. |
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width (int, optional): The width in characters of the table, or ``None`` to automatically fit. Defaults to None. |
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min_width (Optional[int], optional): The minimum width of the table, or ``None`` for no minimum. Defaults to None. |
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box (box.Box, optional): One of the constants in box.py used to draw the edges (see :ref:`appendix_box`), or ``None`` for no box lines. Defaults to box.HEAVY_HEAD. |
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safe_box (Optional[bool], optional): Disable box characters that don't display on windows legacy terminal with *raster* fonts. Defaults to True. |
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padding (PaddingDimensions, optional): Padding for cells (top, right, bottom, left). Defaults to (0, 1). |
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collapse_padding (bool, optional): Enable collapsing of padding around cells. Defaults to False. |
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pad_edge (bool, optional): Enable padding of edge cells. Defaults to True. |
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expand (bool, optional): Expand the table to fit the available space if ``True``, otherwise the table width will be auto-calculated. Defaults to False. |
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show_header (bool, optional): Show a header row. Defaults to True. |
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show_footer (bool, optional): Show a footer row. Defaults to False. |
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show_edge (bool, optional): Draw a box around the outside of the table. Defaults to True. |
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show_lines (bool, optional): Draw lines between every row. Defaults to False. |
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leading (int, optional): Number of blank lines between rows (precludes ``show_lines``). Defaults to 0. |
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style (Union[str, Style], optional): Default style for the table. Defaults to "none". |
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row_styles (List[Union, str], optional): Optional list of row styles, if more than one style is given then the styles will alternate. Defaults to None. |
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header_style (Union[str, Style], optional): Style of the header. Defaults to "table.header". |
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footer_style (Union[str, Style], optional): Style of the footer. Defaults to "table.footer". |
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border_style (Union[str, Style], optional): Style of the border. Defaults to None. |
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title_style (Union[str, Style], optional): Style of the title. Defaults to None. |
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caption_style (Union[str, Style], optional): Style of the caption. Defaults to None. |
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title_justify (str, optional): Justify method for title. Defaults to "center". |
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caption_justify (str, optional): Justify method for caption. Defaults to "center". |
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highlight (bool, optional): Highlight cell contents (if str). Defaults to False. |
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""" |
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header: "RenderableType" = "" |
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"""RenderableType: Renderable for the header (typically a string)""" |
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footer: "RenderableType" = "" |
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"""RenderableType: Renderable for the footer (typically a string)""" |
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header_style: StyleType = "" |
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"""StyleType: The style of the header.""" |
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footer_style: StyleType = "" |
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"""StyleType: The style of the footer.""" |
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style: StyleType = "" |
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"""StyleType: The style of the column.""" |
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justify: "JustifyMethod" = "left" |
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"""str: How to justify text within the column ("left", "center", "right", or "full")""" |
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vertical: "VerticalAlignMethod" = "top" |
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"""str: How to vertically align content ("top", "middle", or "bottom")""" |
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overflow: "OverflowMethod" = "ellipsis" |
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"""str: Overflow method.""" |
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width: Optional[int] = None |
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"""Optional[int]: Width of the column, or ``None`` (default) to auto calculate width.""" |
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min_width: Optional[int] = None |
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"""Optional[int]: Minimum width of column, or ``None`` for no minimum. Defaults to None.""" |
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max_width: Optional[int] = None |
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"""Optional[int]: Maximum width of column, or ``None`` for no maximum. Defaults to None.""" |
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ratio: Optional[int] = None |
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"""Optional[int]: Ratio to use when calculating column width, or ``None`` (default) to adapt to column contents.""" |
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no_wrap: bool = False |
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"""bool: Prevent wrapping of text within the column. Defaults to ``False``.""" |
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highlight: bool = False |
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"""bool: Apply highlighter to column. Defaults to ``False``.""" |
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_index: int = 0 |
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"""Index of column.""" |
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_cells: List["RenderableType"] = field(default_factory=list) |
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def copy(self) -> "Column": |
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"""Return a copy of this Column.""" |
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return replace(self, _cells=[]) |
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@property |
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def cells(self) -> Iterable["RenderableType"]: |
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"""Get all cells in the column, not including header.""" |
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yield from self._cells |
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@property |
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def flexible(self) -> bool: |
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"""Check if this column is flexible.""" |
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return self.ratio is not None |
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@dataclass |
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class Row: |
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"""Information regarding a row.""" |
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style: Optional[StyleType] = None |
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"""Style to apply to row.""" |
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end_section: bool = False |
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"""Indicated end of section, which will force a line beneath the row.""" |
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class _Cell(NamedTuple): |
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"""A single cell in a table.""" |
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style: StyleType |
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"""Style to apply to cell.""" |
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renderable: "RenderableType" |
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"""Cell renderable.""" |
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vertical: VerticalAlignMethod |
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"""Cell vertical alignment.""" |
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class Table(JupyterMixin): |
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"""A console renderable to draw a table. |
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Args: |
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*headers (Union[Column, str]): Column headers, either as a string, or :class:`~rich.table.Column` instance. |
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title (Union[str, Text], optional): The title of the table rendered at the top. Defaults to None. |
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caption (Union[str, Text], optional): The table caption rendered below. Defaults to None. |
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width (int, optional): The width in characters of the table, or ``None`` to automatically fit. Defaults to None. |
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min_width (Optional[int], optional): The minimum width of the table, or ``None`` for no minimum. Defaults to None. |
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box (box.Box, optional): One of the constants in box.py used to draw the edges (see :ref:`appendix_box`), or ``None`` for no box lines. Defaults to box.HEAVY_HEAD. |
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safe_box (Optional[bool], optional): Disable box characters that don't display on windows legacy terminal with *raster* fonts. Defaults to True. |
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padding (PaddingDimensions, optional): Padding for cells (top, right, bottom, left). Defaults to (0, 1). |
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collapse_padding (bool, optional): Enable collapsing of padding around cells. Defaults to False. |
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pad_edge (bool, optional): Enable padding of edge cells. Defaults to True. |
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expand (bool, optional): Expand the table to fit the available space if ``True``, otherwise the table width will be auto-calculated. Defaults to False. |
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show_header (bool, optional): Show a header row. Defaults to True. |
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show_footer (bool, optional): Show a footer row. Defaults to False. |
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show_edge (bool, optional): Draw a box around the outside of the table. Defaults to True. |
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show_lines (bool, optional): Draw lines between every row. Defaults to False. |
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leading (int, optional): Number of blank lines between rows (precludes ``show_lines``). Defaults to 0. |
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style (Union[str, Style], optional): Default style for the table. Defaults to "none". |
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row_styles (List[Union, str], optional): Optional list of row styles, if more than one style is given then the styles will alternate. Defaults to None. |
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header_style (Union[str, Style], optional): Style of the header. Defaults to "table.header". |
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footer_style (Union[str, Style], optional): Style of the footer. Defaults to "table.footer". |
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border_style (Union[str, Style], optional): Style of the border. Defaults to None. |
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title_style (Union[str, Style], optional): Style of the title. Defaults to None. |
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caption_style (Union[str, Style], optional): Style of the caption. Defaults to None. |
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title_justify (str, optional): Justify method for title. Defaults to "center". |
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caption_justify (str, optional): Justify method for caption. Defaults to "center". |
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highlight (bool, optional): Highlight cell contents (if str). Defaults to False. |
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""" |
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columns: List[Column] |
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rows: List[Row] |
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def __init__( |
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self, |
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*headers: Union[Column, str], |
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title: Optional[TextType] = None, |
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caption: Optional[TextType] = None, |
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width: Optional[int] = None, |
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min_width: Optional[int] = None, |
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box: Optional[box.Box] = box.HEAVY_HEAD, |
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safe_box: Optional[bool] = None, |
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padding: PaddingDimensions = (0, 1), |
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collapse_padding: bool = False, |
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pad_edge: bool = True, |
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expand: bool = False, |
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show_header: bool = True, |
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show_footer: bool = False, |
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show_edge: bool = True, |
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show_lines: bool = False, |
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leading: int = 0, |
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style: StyleType = "none", |
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row_styles: Optional[Iterable[StyleType]] = None, |
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header_style: Optional[StyleType] = "table.header", |
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footer_style: Optional[StyleType] = "table.footer", |
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border_style: Optional[StyleType] = None, |
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title_style: Optional[StyleType] = None, |
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caption_style: Optional[StyleType] = None, |
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title_justify: "JustifyMethod" = "center", |
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caption_justify: "JustifyMethod" = "center", |
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highlight: bool = False, |
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) -> None: |
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self.columns: List[Column] = [] |
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self.rows: List[Row] = [] |
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self.title = title |
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self.caption = caption |
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self.width = width |
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self.min_width = min_width |
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self.box = box |
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self.safe_box = safe_box |
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self._padding = Padding.unpack(padding) |
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self.pad_edge = pad_edge |
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self._expand = expand |
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self.show_header = show_header |
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self.show_footer = show_footer |
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self.show_edge = show_edge |
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self.show_lines = show_lines |
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self.leading = leading |
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self.collapse_padding = collapse_padding |
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self.style = style |
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self.header_style = header_style or "" |
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self.footer_style = footer_style or "" |
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self.border_style = border_style |
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self.title_style = title_style |
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self.caption_style = caption_style |
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self.title_justify: "JustifyMethod" = title_justify |
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self.caption_justify: "JustifyMethod" = caption_justify |
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self.highlight = highlight |
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self.row_styles: Sequence[StyleType] = list(row_styles or []) |
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append_column = self.columns.append |
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for header in headers: |
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if isinstance(header, str): |
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self.add_column(header=header) |
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else: |
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header._index = len(self.columns) |
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append_column(header) |
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@classmethod |
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def grid( |
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cls, |
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*headers: Union[Column, str], |
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padding: PaddingDimensions = 0, |
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collapse_padding: bool = True, |
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pad_edge: bool = False, |
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expand: bool = False, |
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) -> "Table": |
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"""Get a table with no lines, headers, or footer. |
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Args: |
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*headers (Union[Column, str]): Column headers, either as a string, or :class:`~rich.table.Column` instance. |
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padding (PaddingDimensions, optional): Get padding around cells. Defaults to 0. |
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collapse_padding (bool, optional): Enable collapsing of padding around cells. Defaults to True. |
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pad_edge (bool, optional): Enable padding around edges of table. Defaults to False. |
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expand (bool, optional): Expand the table to fit the available space if ``True``, otherwise the table width will be auto-calculated. Defaults to False. |
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Returns: |
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Table: A table instance. |
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""" |
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return cls( |
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*headers, |
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box=None, |
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padding=padding, |
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collapse_padding=collapse_padding, |
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show_header=False, |
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show_footer=False, |
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show_edge=False, |
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pad_edge=pad_edge, |
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expand=expand, |
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) |
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@property |
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def expand(self) -> bool: |
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"""Setting a non-None self.width implies expand.""" |
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return self._expand or self.width is not None |
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@expand.setter |
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def expand(self, expand: bool) -> None: |
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"""Set expand.""" |
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self._expand = expand |
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@property |
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def _extra_width(self) -> int: |
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"""Get extra width to add to cell content.""" |
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width = 0 |
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if self.box and self.show_edge: |
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width += 2 |
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if self.box: |
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width += len(self.columns) - 1 |
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return width |
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@property |
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def row_count(self) -> int: |
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"""Get the current number of rows.""" |
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return len(self.rows) |
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def get_row_style(self, console: "Console", index: int) -> StyleType: |
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"""Get the current row style.""" |
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style = Style.null() |
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if self.row_styles: |
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style += console.get_style(self.row_styles[index % len(self.row_styles)]) |
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row_style = self.rows[index].style |
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if row_style is not None: |
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style += console.get_style(row_style) |
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return style |
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def __rich_measure__( |
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self, console: "Console", options: "ConsoleOptions" |
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) -> Measurement: |
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max_width = options.max_width |
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if self.width is not None: |
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max_width = self.width |
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if max_width < 0: |
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return Measurement(0, 0) |
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extra_width = self._extra_width |
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max_width = sum( |
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self._calculate_column_widths( |
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console, options.update_width(max_width - extra_width) |
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) |
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) |
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_measure_column = self._measure_column |
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measurements = [ |
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_measure_column(console, options.update_width(max_width), column) |
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for column in self.columns |
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] |
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minimum_width = ( |
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sum(measurement.minimum for measurement in measurements) + extra_width |
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) |
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maximum_width = ( |
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sum(measurement.maximum for measurement in measurements) + extra_width |
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if (self.width is None) |
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else self.width |
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) |
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measurement = Measurement(minimum_width, maximum_width) |
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measurement = measurement.clamp(self.min_width) |
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return measurement |
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@property |
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def padding(self) -> Tuple[int, int, int, int]: |
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"""Get cell padding.""" |
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return self._padding |
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@padding.setter |
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def padding(self, padding: PaddingDimensions) -> "Table": |
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"""Set cell padding.""" |
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self._padding = Padding.unpack(padding) |
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return self |
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def add_column( |
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self, |
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header: "RenderableType" = "", |
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footer: "RenderableType" = "", |
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*, |
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header_style: Optional[StyleType] = None, |
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highlight: Optional[bool] = None, |
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footer_style: Optional[StyleType] = None, |
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style: Optional[StyleType] = None, |
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justify: "JustifyMethod" = "left", |
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vertical: "VerticalAlignMethod" = "top", |
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overflow: "OverflowMethod" = "ellipsis", |
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width: Optional[int] = None, |
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min_width: Optional[int] = None, |
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max_width: Optional[int] = None, |
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ratio: Optional[int] = None, |
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no_wrap: bool = False, |
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) -> None: |
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"""Add a column to the table. |
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|
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|
Args: |
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header (RenderableType, optional): Text or renderable for the header. |
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|
Defaults to "". |
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footer (RenderableType, optional): Text or renderable for the footer. |
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Defaults to "". |
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header_style (Union[str, Style], optional): Style for the header, or None for default. Defaults to None. |
|
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highlight (bool, optional): Whether to highlight the text. The default of None uses the value of the table (self) object. |
|
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footer_style (Union[str, Style], optional): Style for the footer, or None for default. Defaults to None. |
|
|
style (Union[str, Style], optional): Style for the column cells, or None for default. Defaults to None. |
|
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justify (JustifyMethod, optional): Alignment for cells. Defaults to "left". |
|
|
vertical (VerticalAlignMethod, optional): Vertical alignment, one of "top", "middle", or "bottom". Defaults to "top". |
|
|
overflow (OverflowMethod): Overflow method: "crop", "fold", "ellipsis". Defaults to "ellipsis". |
|
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width (int, optional): Desired width of column in characters, or None to fit to contents. Defaults to None. |
|
|
min_width (Optional[int], optional): Minimum width of column, or ``None`` for no minimum. Defaults to None. |
|
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max_width (Optional[int], optional): Maximum width of column, or ``None`` for no maximum. Defaults to None. |
|
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ratio (int, optional): Flexible ratio for the column (requires ``Table.expand`` or ``Table.width``). Defaults to None. |
|
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no_wrap (bool, optional): Set to ``True`` to disable wrapping of this column. |
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""" |
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|
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column = Column( |
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_index=len(self.columns), |
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header=header, |
|
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footer=footer, |
|
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header_style=header_style or "", |
|
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highlight=highlight if highlight is not None else self.highlight, |
|
|
footer_style=footer_style or "", |
|
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style=style or "", |
|
|
justify=justify, |
|
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vertical=vertical, |
|
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overflow=overflow, |
|
|
width=width, |
|
|
min_width=min_width, |
|
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max_width=max_width, |
|
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ratio=ratio, |
|
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no_wrap=no_wrap, |
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) |
|
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self.columns.append(column) |
|
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|
|
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def add_row( |
|
|
self, |
|
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*renderables: Optional["RenderableType"], |
|
|
style: Optional[StyleType] = None, |
|
|
end_section: bool = False, |
|
|
) -> None: |
|
|
"""Add a row of renderables. |
|
|
|
|
|
Args: |
|
|
*renderables (None or renderable): Each cell in a row must be a renderable object (including str), |
|
|
or ``None`` for a blank cell. |
|
|
style (StyleType, optional): An optional style to apply to the entire row. Defaults to None. |
|
|
end_section (bool, optional): End a section and draw a line. Defaults to False. |
|
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|
|
|
Raises: |
|
|
errors.NotRenderableError: If you add something that can't be rendered. |
|
|
""" |
|
|
|
|
|
def add_cell(column: Column, renderable: "RenderableType") -> None: |
|
|
column._cells.append(renderable) |
|
|
|
|
|
cell_renderables: List[Optional["RenderableType"]] = list(renderables) |
|
|
|
|
|
columns = self.columns |
|
|
if len(cell_renderables) < len(columns): |
|
|
cell_renderables = [ |
|
|
*cell_renderables, |
|
|
*[None] * (len(columns) - len(cell_renderables)), |
|
|
] |
|
|
for index, renderable in enumerate(cell_renderables): |
|
|
if index == len(columns): |
|
|
column = Column(_index=index, highlight=self.highlight) |
|
|
for _ in self.rows: |
|
|
add_cell(column, Text("")) |
|
|
self.columns.append(column) |
|
|
else: |
|
|
column = columns[index] |
|
|
if renderable is None: |
|
|
add_cell(column, "") |
|
|
elif is_renderable(renderable): |
|
|
add_cell(column, renderable) |
|
|
else: |
|
|
raise errors.NotRenderableError( |
|
|
f"unable to render {type(renderable).__name__}; a string or other renderable object is required" |
|
|
) |
|
|
self.rows.append(Row(style=style, end_section=end_section)) |
|
|
|
|
|
def add_section(self) -> None: |
|
|
"""Add a new section (draw a line after current row).""" |
|
|
|
|
|
if self.rows: |
|
|
self.rows[-1].end_section = True |
|
|
|
|
|
def __rich_console__( |
|
|
self, console: "Console", options: "ConsoleOptions" |
|
|
) -> "RenderResult": |
|
|
if not self.columns: |
|
|
yield Segment("\n") |
|
|
return |
|
|
|
|
|
max_width = options.max_width |
|
|
if self.width is not None: |
|
|
max_width = self.width |
|
|
|
|
|
extra_width = self._extra_width |
|
|
widths = self._calculate_column_widths( |
|
|
console, options.update_width(max_width - extra_width) |
|
|
) |
|
|
table_width = sum(widths) + extra_width |
|
|
|
|
|
render_options = options.update( |
|
|
width=table_width, highlight=self.highlight, height=None |
|
|
) |
|
|
|
|
|
def render_annotation( |
|
|
text: TextType, style: StyleType, justify: "JustifyMethod" = "center" |
|
|
) -> "RenderResult": |
|
|
render_text = ( |
|
|
console.render_str(text, style=style, highlight=False) |
|
|
if isinstance(text, str) |
|
|
else text |
|
|
) |
|
|
return console.render( |
|
|
render_text, options=render_options.update(justify=justify) |
|
|
) |
|
|
|
|
|
if self.title: |
|
|
yield from render_annotation( |
|
|
self.title, |
|
|
style=Style.pick_first(self.title_style, "table.title"), |
|
|
justify=self.title_justify, |
|
|
) |
|
|
yield from self._render(console, render_options, widths) |
|
|
if self.caption: |
|
|
yield from render_annotation( |
|
|
self.caption, |
|
|
style=Style.pick_first(self.caption_style, "table.caption"), |
|
|
justify=self.caption_justify, |
|
|
) |
|
|
|
|
|
def _calculate_column_widths( |
|
|
self, console: "Console", options: "ConsoleOptions" |
|
|
) -> List[int]: |
|
|
"""Calculate the widths of each column, including padding, not including borders.""" |
|
|
max_width = options.max_width |
|
|
columns = self.columns |
|
|
width_ranges = [ |
|
|
self._measure_column(console, options, column) for column in columns |
|
|
] |
|
|
widths = [_range.maximum or 1 for _range in width_ranges] |
|
|
get_padding_width = self._get_padding_width |
|
|
extra_width = self._extra_width |
|
|
if self.expand: |
|
|
ratios = [col.ratio or 0 for col in columns if col.flexible] |
|
|
if any(ratios): |
|
|
fixed_widths = [ |
|
|
0 if column.flexible else _range.maximum |
|
|
for _range, column in zip(width_ranges, columns) |
|
|
] |
|
|
flex_minimum = [ |
|
|
(column.width or 1) + get_padding_width(column._index) |
|
|
for column in columns |
|
|
if column.flexible |
|
|
] |
|
|
flexible_width = max_width - sum(fixed_widths) |
|
|
flex_widths = ratio_distribute(flexible_width, ratios, flex_minimum) |
|
|
iter_flex_widths = iter(flex_widths) |
|
|
for index, column in enumerate(columns): |
|
|
if column.flexible: |
|
|
widths[index] = fixed_widths[index] + next(iter_flex_widths) |
|
|
table_width = sum(widths) |
|
|
|
|
|
if table_width > max_width: |
|
|
widths = self._collapse_widths( |
|
|
widths, |
|
|
[(column.width is None and not column.no_wrap) for column in columns], |
|
|
max_width, |
|
|
) |
|
|
table_width = sum(widths) |
|
|
|
|
|
if table_width > max_width: |
|
|
excess_width = table_width - max_width |
|
|
widths = ratio_reduce(excess_width, [1] * len(widths), widths, widths) |
|
|
table_width = sum(widths) |
|
|
|
|
|
width_ranges = [ |
|
|
self._measure_column(console, options.update_width(width), column) |
|
|
for width, column in zip(widths, columns) |
|
|
] |
|
|
widths = [_range.maximum or 0 for _range in width_ranges] |
|
|
|
|
|
if (table_width < max_width and self.expand) or ( |
|
|
self.min_width is not None and table_width < (self.min_width - extra_width) |
|
|
): |
|
|
_max_width = ( |
|
|
max_width |
|
|
if self.min_width is None |
|
|
else min(self.min_width - extra_width, max_width) |
|
|
) |
|
|
pad_widths = ratio_distribute(_max_width - table_width, widths) |
|
|
widths = [_width + pad for _width, pad in zip(widths, pad_widths)] |
|
|
|
|
|
return widths |
|
|
|
|
|
@classmethod |
|
|
def _collapse_widths( |
|
|
cls, widths: List[int], wrapable: List[bool], max_width: int |
|
|
) -> List[int]: |
|
|
"""Reduce widths so that the total is under max_width. |
|
|
|
|
|
Args: |
|
|
widths (List[int]): List of widths. |
|
|
wrapable (List[bool]): List of booleans that indicate if a column may shrink. |
|
|
max_width (int): Maximum width to reduce to. |
|
|
|
|
|
Returns: |
|
|
List[int]: A new list of widths. |
|
|
""" |
|
|
total_width = sum(widths) |
|
|
excess_width = total_width - max_width |
|
|
if any(wrapable): |
|
|
while total_width and excess_width > 0: |
|
|
max_column = max( |
|
|
width for width, allow_wrap in zip(widths, wrapable) if allow_wrap |
|
|
) |
|
|
second_max_column = max( |
|
|
width if allow_wrap and width != max_column else 0 |
|
|
for width, allow_wrap in zip(widths, wrapable) |
|
|
) |
|
|
column_difference = max_column - second_max_column |
|
|
ratios = [ |
|
|
(1 if (width == max_column and allow_wrap) else 0) |
|
|
for width, allow_wrap in zip(widths, wrapable) |
|
|
] |
|
|
if not any(ratios) or not column_difference: |
|
|
break |
|
|
max_reduce = [min(excess_width, column_difference)] * len(widths) |
|
|
widths = ratio_reduce(excess_width, ratios, max_reduce, widths) |
|
|
|
|
|
total_width = sum(widths) |
|
|
excess_width = total_width - max_width |
|
|
return widths |
|
|
|
|
|
def _get_cells( |
|
|
self, console: "Console", column_index: int, column: Column |
|
|
) -> Iterable[_Cell]: |
|
|
"""Get all the cells with padding and optional header.""" |
|
|
|
|
|
collapse_padding = self.collapse_padding |
|
|
pad_edge = self.pad_edge |
|
|
padding = self.padding |
|
|
any_padding = any(padding) |
|
|
|
|
|
first_column = column_index == 0 |
|
|
last_column = column_index == len(self.columns) - 1 |
|
|
|
|
|
_padding_cache: Dict[Tuple[bool, bool], Tuple[int, int, int, int]] = {} |
|
|
|
|
|
def get_padding(first_row: bool, last_row: bool) -> Tuple[int, int, int, int]: |
|
|
cached = _padding_cache.get((first_row, last_row)) |
|
|
if cached: |
|
|
return cached |
|
|
top, right, bottom, left = padding |
|
|
|
|
|
if collapse_padding: |
|
|
if not first_column: |
|
|
left = max(0, left - right) |
|
|
if not last_row: |
|
|
bottom = max(0, top - bottom) |
|
|
|
|
|
if not pad_edge: |
|
|
if first_column: |
|
|
left = 0 |
|
|
if last_column: |
|
|
right = 0 |
|
|
if first_row: |
|
|
top = 0 |
|
|
if last_row: |
|
|
bottom = 0 |
|
|
_padding = (top, right, bottom, left) |
|
|
_padding_cache[(first_row, last_row)] = _padding |
|
|
return _padding |
|
|
|
|
|
raw_cells: List[Tuple[StyleType, "RenderableType"]] = [] |
|
|
_append = raw_cells.append |
|
|
get_style = console.get_style |
|
|
if self.show_header: |
|
|
header_style = get_style(self.header_style or "") + get_style( |
|
|
column.header_style |
|
|
) |
|
|
_append((header_style, column.header)) |
|
|
cell_style = get_style(column.style or "") |
|
|
for cell in column.cells: |
|
|
_append((cell_style, cell)) |
|
|
if self.show_footer: |
|
|
footer_style = get_style(self.footer_style or "") + get_style( |
|
|
column.footer_style |
|
|
) |
|
|
_append((footer_style, column.footer)) |
|
|
|
|
|
if any_padding: |
|
|
_Padding = Padding |
|
|
for first, last, (style, renderable) in loop_first_last(raw_cells): |
|
|
yield _Cell( |
|
|
style, |
|
|
_Padding(renderable, get_padding(first, last)), |
|
|
getattr(renderable, "vertical", None) or column.vertical, |
|
|
) |
|
|
else: |
|
|
for style, renderable in raw_cells: |
|
|
yield _Cell( |
|
|
style, |
|
|
renderable, |
|
|
getattr(renderable, "vertical", None) or column.vertical, |
|
|
) |
|
|
|
|
|
def _get_padding_width(self, column_index: int) -> int: |
|
|
"""Get extra width from padding.""" |
|
|
_, pad_right, _, pad_left = self.padding |
|
|
if self.collapse_padding: |
|
|
if column_index > 0: |
|
|
pad_left = max(0, pad_left - pad_right) |
|
|
return pad_left + pad_right |
|
|
|
|
|
def _measure_column( |
|
|
self, |
|
|
console: "Console", |
|
|
options: "ConsoleOptions", |
|
|
column: Column, |
|
|
) -> Measurement: |
|
|
"""Get the minimum and maximum width of the column.""" |
|
|
|
|
|
max_width = options.max_width |
|
|
if max_width < 1: |
|
|
return Measurement(0, 0) |
|
|
|
|
|
padding_width = self._get_padding_width(column._index) |
|
|
|
|
|
if column.width is not None: |
|
|
|
|
|
return Measurement( |
|
|
column.width + padding_width, column.width + padding_width |
|
|
).with_maximum(max_width) |
|
|
|
|
|
min_widths: List[int] = [] |
|
|
max_widths: List[int] = [] |
|
|
append_min = min_widths.append |
|
|
append_max = max_widths.append |
|
|
get_render_width = Measurement.get |
|
|
for cell in self._get_cells(console, column._index, column): |
|
|
_min, _max = get_render_width(console, options, cell.renderable) |
|
|
append_min(_min) |
|
|
append_max(_max) |
|
|
|
|
|
measurement = Measurement( |
|
|
max(min_widths) if min_widths else 1, |
|
|
max(max_widths) if max_widths else max_width, |
|
|
).with_maximum(max_width) |
|
|
measurement = measurement.clamp( |
|
|
None if column.min_width is None else column.min_width + padding_width, |
|
|
None if column.max_width is None else column.max_width + padding_width, |
|
|
) |
|
|
return measurement |
|
|
|
|
|
def _render( |
|
|
self, console: "Console", options: "ConsoleOptions", widths: List[int] |
|
|
) -> "RenderResult": |
|
|
table_style = console.get_style(self.style or "") |
|
|
|
|
|
border_style = table_style + console.get_style(self.border_style or "") |
|
|
_column_cells = ( |
|
|
self._get_cells(console, column_index, column) |
|
|
for column_index, column in enumerate(self.columns) |
|
|
) |
|
|
row_cells: List[Tuple[_Cell, ...]] = list(zip(*_column_cells)) |
|
|
_box = ( |
|
|
self.box.substitute( |
|
|
options, safe=pick_bool(self.safe_box, console.safe_box) |
|
|
) |
|
|
if self.box |
|
|
else None |
|
|
) |
|
|
_box = _box.get_plain_headed_box() if _box and not self.show_header else _box |
|
|
|
|
|
new_line = Segment.line() |
|
|
|
|
|
columns = self.columns |
|
|
show_header = self.show_header |
|
|
show_footer = self.show_footer |
|
|
show_edge = self.show_edge |
|
|
show_lines = self.show_lines |
|
|
leading = self.leading |
|
|
|
|
|
_Segment = Segment |
|
|
if _box: |
|
|
box_segments = [ |
|
|
( |
|
|
_Segment(_box.head_left, border_style), |
|
|
_Segment(_box.head_right, border_style), |
|
|
_Segment(_box.head_vertical, border_style), |
|
|
), |
|
|
( |
|
|
_Segment(_box.mid_left, border_style), |
|
|
_Segment(_box.mid_right, border_style), |
|
|
_Segment(_box.mid_vertical, border_style), |
|
|
), |
|
|
( |
|
|
_Segment(_box.foot_left, border_style), |
|
|
_Segment(_box.foot_right, border_style), |
|
|
_Segment(_box.foot_vertical, border_style), |
|
|
), |
|
|
] |
|
|
if show_edge: |
|
|
yield _Segment(_box.get_top(widths), border_style) |
|
|
yield new_line |
|
|
else: |
|
|
box_segments = [] |
|
|
|
|
|
get_row_style = self.get_row_style |
|
|
get_style = console.get_style |
|
|
|
|
|
for index, (first, last, row_cell) in enumerate(loop_first_last(row_cells)): |
|
|
header_row = first and show_header |
|
|
footer_row = last and show_footer |
|
|
row = ( |
|
|
self.rows[index - show_header] |
|
|
if (not header_row and not footer_row) |
|
|
else None |
|
|
) |
|
|
max_height = 1 |
|
|
cells: List[List[List[Segment]]] = [] |
|
|
if header_row or footer_row: |
|
|
row_style = Style.null() |
|
|
else: |
|
|
row_style = get_style( |
|
|
get_row_style(console, index - 1 if show_header else index) |
|
|
) |
|
|
for width, cell, column in zip(widths, row_cell, columns): |
|
|
render_options = options.update( |
|
|
width=width, |
|
|
justify=column.justify, |
|
|
no_wrap=column.no_wrap, |
|
|
overflow=column.overflow, |
|
|
height=None, |
|
|
highlight=column.highlight, |
|
|
) |
|
|
lines = console.render_lines( |
|
|
cell.renderable, |
|
|
render_options, |
|
|
style=get_style(cell.style) + row_style, |
|
|
) |
|
|
max_height = max(max_height, len(lines)) |
|
|
cells.append(lines) |
|
|
|
|
|
row_height = max(len(cell) for cell in cells) |
|
|
|
|
|
def align_cell( |
|
|
cell: List[List[Segment]], |
|
|
vertical: "VerticalAlignMethod", |
|
|
width: int, |
|
|
style: Style, |
|
|
) -> List[List[Segment]]: |
|
|
if header_row: |
|
|
vertical = "bottom" |
|
|
elif footer_row: |
|
|
vertical = "top" |
|
|
|
|
|
if vertical == "top": |
|
|
return _Segment.align_top(cell, width, row_height, style) |
|
|
elif vertical == "middle": |
|
|
return _Segment.align_middle(cell, width, row_height, style) |
|
|
return _Segment.align_bottom(cell, width, row_height, style) |
|
|
|
|
|
cells[:] = [ |
|
|
_Segment.set_shape( |
|
|
align_cell( |
|
|
cell, |
|
|
_cell.vertical, |
|
|
width, |
|
|
get_style(_cell.style) + row_style, |
|
|
), |
|
|
width, |
|
|
max_height, |
|
|
) |
|
|
for width, _cell, cell, column in zip(widths, row_cell, cells, columns) |
|
|
] |
|
|
|
|
|
if _box: |
|
|
if last and show_footer: |
|
|
yield _Segment( |
|
|
_box.get_row(widths, "foot", edge=show_edge), border_style |
|
|
) |
|
|
yield new_line |
|
|
left, right, _divider = box_segments[0 if first else (2 if last else 1)] |
|
|
|
|
|
|
|
|
divider = ( |
|
|
_divider |
|
|
if _divider.text.strip() |
|
|
else _Segment( |
|
|
_divider.text, row_style.background_style + _divider.style |
|
|
) |
|
|
) |
|
|
for line_no in range(max_height): |
|
|
if show_edge: |
|
|
yield left |
|
|
for last_cell, rendered_cell in loop_last(cells): |
|
|
yield from rendered_cell[line_no] |
|
|
if not last_cell: |
|
|
yield divider |
|
|
if show_edge: |
|
|
yield right |
|
|
yield new_line |
|
|
else: |
|
|
for line_no in range(max_height): |
|
|
for rendered_cell in cells: |
|
|
yield from rendered_cell[line_no] |
|
|
yield new_line |
|
|
if _box and first and show_header: |
|
|
yield _Segment( |
|
|
_box.get_row(widths, "head", edge=show_edge), border_style |
|
|
) |
|
|
yield new_line |
|
|
end_section = row and row.end_section |
|
|
if _box and (show_lines or leading or end_section): |
|
|
if ( |
|
|
not last |
|
|
and not (show_footer and index >= len(row_cells) - 2) |
|
|
and not (show_header and header_row) |
|
|
): |
|
|
if leading: |
|
|
yield _Segment( |
|
|
_box.get_row(widths, "mid", edge=show_edge) * leading, |
|
|
border_style, |
|
|
) |
|
|
else: |
|
|
yield _Segment( |
|
|
_box.get_row(widths, "row", edge=show_edge), border_style |
|
|
) |
|
|
yield new_line |
|
|
|
|
|
if _box and show_edge: |
|
|
yield _Segment(_box.get_bottom(widths), border_style) |
|
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yield new_line |
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|
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|
|
|
if __name__ == "__main__": |
|
|
from rich.console import Console |
|
|
from rich.highlighter import ReprHighlighter |
|
|
|
|
|
from ._timer import timer |
|
|
|
|
|
with timer("Table render"): |
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|
table = Table( |
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|
title="Star Wars Movies", |
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|
caption="Rich example table", |
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|
caption_justify="right", |
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|
) |
|
|
|
|
|
table.add_column( |
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|
"Released", header_style="bright_cyan", style="cyan", no_wrap=True |
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|
) |
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|
table.add_column("Title", style="magenta") |
|
|
table.add_column("Box Office", justify="right", style="green") |
|
|
|
|
|
table.add_row( |
|
|
"Dec 20, 2019", |
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|
"Star Wars: The Rise of Skywalker", |
|
|
"$952,110,690", |
|
|
) |
|
|
table.add_row("May 25, 2018", "Solo: A Star Wars Story", "$393,151,347") |
|
|
table.add_row( |
|
|
"Dec 15, 2017", |
|
|
"Star Wars Ep. V111: The Last Jedi", |
|
|
"$1,332,539,889", |
|
|
style="on black", |
|
|
end_section=True, |
|
|
) |
|
|
table.add_row( |
|
|
"Dec 16, 2016", |
|
|
"Rogue One: A Star Wars Story", |
|
|
"$1,332,439,889", |
|
|
) |
|
|
|
|
|
def header(text: str) -> None: |
|
|
console.print() |
|
|
console.rule(highlight(text)) |
|
|
console.print() |
|
|
|
|
|
console = Console() |
|
|
highlight = ReprHighlighter() |
|
|
header("Example Table") |
|
|
console.print(table, justify="center") |
|
|
|
|
|
table.expand = True |
|
|
header("expand=True") |
|
|
console.print(table) |
|
|
|
|
|
table.width = 50 |
|
|
header("width=50") |
|
|
|
|
|
console.print(table, justify="center") |
|
|
|
|
|
table.width = None |
|
|
table.expand = False |
|
|
table.row_styles = ["dim", "none"] |
|
|
header("row_styles=['dim', 'none']") |
|
|
|
|
|
console.print(table, justify="center") |
|
|
|
|
|
table.width = None |
|
|
table.expand = False |
|
|
table.row_styles = ["dim", "none"] |
|
|
table.leading = 1 |
|
|
header("leading=1, row_styles=['dim', 'none']") |
|
|
console.print(table, justify="center") |
|
|
|
|
|
table.width = None |
|
|
table.expand = False |
|
|
table.row_styles = ["dim", "none"] |
|
|
table.show_lines = True |
|
|
table.leading = 0 |
|
|
header("show_lines=True, row_styles=['dim', 'none']") |
|
|
console.print(table, justify="center") |
|
|
|
