/src/pip/_internal/

• ../
• __init__.py
• build_env.py
• cache.py
• cli
• commands
• configuration.py
• distributions
• exceptions.py
• index
• locations
• main.py
• metadata
• models
• network
• operations
• pyproject.py
• req
• resolution
• self_outdated_check.py
• utils
• vcs
• wheel_builder.py