94 lines
2.7 KiB
Python
Executable File
94 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python
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""" check requirements.txt for outdated packages """
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import sys
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import requests
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class Requirements:
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""" handle requirements.txt """
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FILE_PATH = 'tubearchivist/requirements.txt'
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def __init__(self):
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self.all_requirements = self.get_dependencies()
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self.all_updates = self.check_packages()
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def get_dependencies(self):
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""" read out requirements.txt """
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all_requirements = []
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with open(self.FILE_PATH, 'r', encoding='utf-8') as f:
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dependencies = f.readlines()
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for dependency in dependencies:
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package, version = dependency.split('==')
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all_requirements.append((package, version.strip()))
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all_requirements.sort(key = lambda x: x[0].lower())
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return all_requirements
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def check_packages(self):
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""" compare installed with remote version """
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total = len(self.all_requirements)
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print(f'checking versions for {total} packages...')
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all_updates = {}
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for dependency in self.all_requirements:
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package, version_installed = dependency
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url = f'https://pypi.org/pypi/{package}/json'
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response = requests.get(url).json()
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version_remote = response['info']['version']
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homepage = response['info']['home_page']
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if version_remote != version_installed:
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to_update = {
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package: {
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"from": version_installed,
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"to": version_remote
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}
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}
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all_updates.update(to_update)
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message = (f'update {package} {version_installed}' +
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f'==> {version_remote}\n {homepage}')
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print(message)
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if not all_updates:
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print('no updates found')
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return all_updates
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def apply_updates(self):
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""" update requirements.txt file with new versions """
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to_write = []
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for requirement in self.all_requirements:
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package, old_version = requirement
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if package in self.all_updates.keys():
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package_version = self.all_updates[package]['to']
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else:
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package_version = old_version
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to_write.append(f'{package}=={package_version}\n')
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with open(self.FILE_PATH, 'w', encoding='utf-8') as f:
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f.writelines(to_write)
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print('requirements.txt updates')
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if __name__ == "__main__":
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handler = Requirements()
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if handler.all_updates:
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input_response = input('\nupdate requirements.txt? [y/n] ')
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if input_response == 'y':
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handler.apply_updates()
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else:
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print('cancle update...')
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sys.exit(1)
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