Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/pip/_internal/operations/install/legacy.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/pip/_internal/operations/install/legacy.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,130 @@ +"""Legacy installation process, i.e. `setup.py install`. +""" + +import logging +import os +import sys +from distutils.util import change_root + +from pip._internal.exceptions import InstallationError +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import ensure_dir +from pip._internal.utils.setuptools_build import make_setuptools_install_args +from pip._internal.utils.subprocess import runner_with_spinner_message +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List, Optional, Sequence + + from pip._internal.build_env import BuildEnvironment + from pip._internal.models.scheme import Scheme + + +logger = logging.getLogger(__name__) + + +class LegacyInstallFailure(Exception): + def __init__(self): + # type: () -> None + self.parent = sys.exc_info() + + +def install( + install_options, # type: List[str] + global_options, # type: Sequence[str] + root, # type: Optional[str] + home, # type: Optional[str] + prefix, # type: Optional[str] + use_user_site, # type: bool + pycompile, # type: bool + scheme, # type: Scheme + setup_py_path, # type: str + isolated, # type: bool + req_name, # type: str + build_env, # type: BuildEnvironment + unpacked_source_directory, # type: str + req_description, # type: str +): + # type: (...) -> bool + + header_dir = scheme.headers + + with TempDirectory(kind="record") as temp_dir: + try: + record_filename = os.path.join(temp_dir.path, 'install-record.txt') + install_args = make_setuptools_install_args( + setup_py_path, + global_options=global_options, + install_options=install_options, + record_filename=record_filename, + root=root, + prefix=prefix, + header_dir=header_dir, + home=home, + use_user_site=use_user_site, + no_user_config=isolated, + pycompile=pycompile, + ) + + runner = runner_with_spinner_message( + f"Running setup.py install for {req_name}" + ) + with indent_log(), build_env: + runner( + cmd=install_args, + cwd=unpacked_source_directory, + ) + + if not os.path.exists(record_filename): + logger.debug('Record file %s not found', record_filename) + # Signal to the caller that we didn't install the new package + return False + + except Exception: + # Signal to the caller that we didn't install the new package + raise LegacyInstallFailure + + # At this point, we have successfully installed the requirement. + + # We intentionally do not use any encoding to read the file because + # setuptools writes the file using distutils.file_util.write_file, + # which does not specify an encoding. + with open(record_filename) as f: + record_lines = f.read().splitlines() + + def prepend_root(path): + # type: (str) -> str + if root is None or not os.path.isabs(path): + return path + else: + return change_root(root, path) + + for line in record_lines: + directory = os.path.dirname(line) + if directory.endswith('.egg-info'): + egg_info_dir = prepend_root(directory) + break + else: + message = ( + "{} did not indicate that it installed an " + ".egg-info directory. Only setup.py projects " + "generating .egg-info directories are supported." + ).format(req_description) + raise InstallationError(message) + + new_lines = [] + for line in record_lines: + filename = line.strip() + if os.path.isdir(filename): + filename += os.path.sep + new_lines.append( + os.path.relpath(prepend_root(filename), egg_info_dir) + ) + new_lines.sort() + ensure_dir(egg_info_dir) + inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt') + with open(inst_files_path, 'w') as f: + f.write('\n'.join(new_lines) + '\n') + + return True