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# Copyright 2020-2025 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import subprocess
import sys
from datetime import datetime
COPYRIGHT_HEADER = f"""# Copyright 2020-{datetime.now().year} The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
def get_tracked_python_files():
"""Get a list of all tracked Python files using git."""
try:
# Get the list of all tracked files from Git
result = subprocess.run(["git", "ls-files"], stdout=subprocess.PIPE, text=True, check=True)
# Split the result by lines to get individual file paths
files = result.stdout.splitlines()
# Filter only Python files
py_files = [f for f in files if f.endswith(".py")]
return py_files
except subprocess.CalledProcessError as e:
print(f"Error fetching tracked files: {e}")
return []
def check_and_add_copyright(file_path):
"""Check if the file contains a copyright notice, and add it if missing."""
if not os.path.isfile(file_path):
print(f"[SKIP] {file_path} does not exist.")
return
with open(file_path, encoding="utf-8") as f:
content = f.readlines()
# Check if the exact copyright header exists
if "".join(content).startswith(COPYRIGHT_HEADER):
return True
# If no copyright notice was found, prepend the header
print(f"[MODIFY] Adding copyright to {file_path}.")
with open(file_path, "w", encoding="utf-8") as f:
# Write the copyright header followed by the original content
f.write(COPYRIGHT_HEADER + "\n" + "".join(content))
return False
def main():
"""Main function to check and add copyright for all tracked Python files."""
py_files = get_tracked_python_files()
if not py_files:
print("No Python files are tracked in the repository.")
return
print(f"Checking {len(py_files)} Python files for copyright notice...")
have_copyright = [check_and_add_copyright(file_path) for file_path in py_files]
if not all(have_copyright):
print("❌ Some files were missing the required copyright and have been updated.")
sys.exit(1)
else:
print("✅ All files have the required copyright.")
sys.exit(0)
if __name__ == "__main__":
main()
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