esp-idf/tools/check_python_dependencies.py

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5.2 KiB
Python
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#!/usr/bin/env python
#
# Copyright 2018 Espressif Systems (Shanghai) PTE LTD
#
# 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 argparse
import os
import re
import sys
try:
import pkg_resources
except Exception:
print('pkg_resources cannot be imported probably because the pip package is not installed and/or using a '
'legacy Python interpreter. Please refer to the Get Started section of the ESP-IDF Programming Guide for '
'setting up the required packages.')
sys.exit(1)
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def escape_backslash(path):
if sys.platform == "win32":
# escaped backslashes are necessary in order to be able to copy-paste the printed path
return path.replace("\\", "\\\\")
else:
return path
if __name__ == "__main__":
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idf_path = os.getenv("IDF_PATH")
default_requirements_path = os.path.join(idf_path, 'requirements.txt')
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parser = argparse.ArgumentParser(description='ESP32 Python package dependency checker')
parser.add_argument('--requirements', '-r',
help='Path to the requrements file',
default=default_requirements_path)
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args = parser.parse_args()
not_satisfied = []
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with open(args.requirements) as f:
for line in f:
line = line.strip()
# pkg_resources.require() cannot handle the full requirements file syntax so we need to make
# adjustments for options which we use.
if line.startswith('file://'):
line = os.path.basename(line)
if line.startswith('-e') and '#egg=' in line: # version control URLs, take the egg= part at the end only
line = re.search(r'#egg=([^\s]+)', line).group(1)
try:
pkg_resources.require(line)
except Exception:
not_satisfied.append(line)
if len(not_satisfied) > 0:
print('The following Python requirements are not satisfied:')
for requirement in not_satisfied:
print(requirement)
if os.path.realpath(args.requirements) != os.path.realpath(default_requirements_path):
# we're using this script to check non-default requirements.txt, so tell the user to run pip
print('Please check the documentation for the feature you are using, or run "%s -m pip install -r %s"' % (sys.executable, args.requirements))
elif os.environ.get('IDF_PYTHON_ENV_PATH'):
# We are running inside a private virtual environment under IDF_TOOLS_PATH,
# ask the user to run install.bat again.
if sys.platform == "win32" and not os.environ.get("MSYSTEM"):
install_script = 'install.bat'
else:
install_script = 'install.sh'
print('To install the missing packages, please run "%s"' % os.path.join(idf_path, install_script))
elif sys.platform == "win32" and os.environ.get("MSYSTEM", None) == "MINGW32" and "/mingw32/bin/python" in sys.executable:
print("The recommended way to install a packages is via \"pacman\". Please run \"pacman -Ss <package_name>\" for"
" searching the package database and if found then "
"\"pacman -S mingw-w64-i686-python{}-<package_name>\" for installing it.".format(sys.version_info[0],))
print("NOTE: You may need to run \"pacman -Syu\" if your package database is older and run twice if the "
"previous run updated \"pacman\" itself.")
print("Please read https://github.com/msys2/msys2/wiki/Using-packages for further information about using "
"\"pacman\"")
# Special case for MINGW32 Python, needs some packages
# via MSYS2 not via pip or system breaks...
for requirement in not_satisfied:
if requirement.startswith('cryptography'):
print("WARNING: The cryptography package have dependencies on system packages so please make sure "
"you run \"pacman -Syu\" followed by \"pacman -S mingw-w64-i686-python{}-cryptography\"."
"".format(sys.version_info[0],))
continue
elif requirement.startswith('setuptools'):
print("Please run the following command to install MSYS2's MINGW Python setuptools package:")
print("pacman -S mingw-w64-i686-python{}-setuptools".format(sys.version_info[0],))
continue
else:
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print('Please follow the instructions found in the "Set up the tools" section of '
'ESP-IDF Getting Started Guide')
sys.exit(1)
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print('Python requirements from {} are satisfied.'.format(args.requirements))