52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
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import os
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from typing import Dict
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def to_be_ignored(env_var: str, value: str) -> bool:
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ignorable = {
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"PWD", # PWD: this is how the shell keeps track of the current working dir
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"OLDPWD",
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"SSH_AUTH_SOCK", # SSH stuff, therefore unrelated
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"SSH_TTY",
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"HOME", # Linux shell default
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"TMUX", # Terminal Multiplexer
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"XDG_DATA_DIRS", # XDG: Desktop environment stuff
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"XDG_RUNTIME_DIR",
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"MAIL", # something related to emails
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"SHELL", # binary for currently invoked shell
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"DBUS_SESSION_BUS_ADDRESS", # hardware related
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"PATH", # this is for finding binaries, not libraries
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"LESSOPEN", # related to the `less` command
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"LESSCLOSE",
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"_", # current Python interpreter
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}
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return env_var in ignorable
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def might_contain_a_path(candidate: str) -> bool:
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return "/" in candidate
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def is_active_conda_env(env_var: str) -> bool:
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return "CONDA_PREFIX" == env_var
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def is_other_conda_env_var(env_var: str) -> bool:
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return "CONDA" in env_var
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def is_relevant_candidate_env_var(env_var: str, value: str) -> bool:
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return is_active_conda_env(env_var) or (
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might_contain_a_path(value) and not
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is_other_conda_env_var(env_var) and not
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to_be_ignored(env_var, value)
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)
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def get_potentially_lib_path_containing_env_vars() -> Dict[str, str]:
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return {
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env_var: value
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for env_var, value in os.environ.items()
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if is_relevant_candidate_env_var(env_var, value)
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}
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