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proc
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opt
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hc_python
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lib64
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python3.8
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site-packages
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pre_commit
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Filename :
conda.py
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from __future__ import annotations import contextlib import os import sys from typing import Generator from typing import Sequence from pre_commit import lang_base from pre_commit.envcontext import envcontext from pre_commit.envcontext import PatchesT from pre_commit.envcontext import SubstitutionT from pre_commit.envcontext import UNSET from pre_commit.envcontext import Var from pre_commit.prefix import Prefix from pre_commit.util import cmd_output_b ENVIRONMENT_DIR = 'conda' get_default_version = lang_base.basic_get_default_version health_check = lang_base.basic_health_check run_hook = lang_base.basic_run_hook def get_env_patch(env: str) -> PatchesT: # On non-windows systems executable live in $CONDA_PREFIX/bin, on Windows # they can be in $CONDA_PREFIX/bin, $CONDA_PREFIX/Library/bin, # $CONDA_PREFIX/Scripts and $CONDA_PREFIX. Whereas the latter only # seems to be used for python.exe. path: SubstitutionT = (os.path.join(env, 'bin'), os.pathsep, Var('PATH')) if sys.platform == 'win32': # pragma: win32 cover path = (env, os.pathsep, *path) path = (os.path.join(env, 'Scripts'), os.pathsep, *path) path = (os.path.join(env, 'Library', 'bin'), os.pathsep, *path) return ( ('PYTHONHOME', UNSET), ('VIRTUAL_ENV', UNSET), ('CONDA_PREFIX', env), ('PATH', path), ) @contextlib.contextmanager def in_env(prefix: Prefix, version: str) -> Generator[None, None, None]: envdir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version) with envcontext(get_env_patch(envdir)): yield def _conda_exe() -> str: if os.environ.get('PRE_COMMIT_USE_MICROMAMBA'): return 'micromamba' elif os.environ.get('PRE_COMMIT_USE_MAMBA'): return 'mamba' else: return 'conda' def install_environment( prefix: Prefix, version: str, additional_dependencies: Sequence[str], ) -> None: lang_base.assert_version_default('conda', version) conda_exe = _conda_exe() env_dir = lang_base.environment_dir(prefix, ENVIRONMENT_DIR, version) cmd_output_b( conda_exe, 'env', 'create', '-p', env_dir, '--file', 'environment.yml', cwd=prefix.prefix_dir, ) if additional_dependencies: cmd_output_b( conda_exe, 'install', '-p', env_dir, *additional_dependencies, cwd=prefix.prefix_dir, )