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\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// import logging import os import sys from virtualenv.info import IS_WIN from .discover import Discover from .py_info import PythonInfo from .py_spec import PythonSpec class Builtin(Discover): def __init__(self, options): super().__init__(options) self.python_spec = options.python if options.python else [sys.executable] self.app_data = options.app_data self.try_first_with = options.try_first_with @classmethod def add_parser_arguments(cls, parser): parser.add_argument( "-p", "--python", dest="python", metavar="py", type=str, action="append", default=[], help="interpreter based on what to create environment (path/identifier) " "- by default use the interpreter where the tool is installed - first found wins", ) parser.add_argument( "--try-first-with", dest="try_first_with", metavar="py_exe", type=str, action="append", default=[], help="try first these interpreters before starting the discovery", ) def run(self): for python_spec in self.python_spec: result = get_interpreter(python_spec, self.try_first_with, self.app_data, self._env) if result is not None: return result return None def __repr__(self): spec = self.python_spec[0] if len(self.python_spec) == 1 else self.python_spec return f"{self.__class__.__name__} discover of python_spec={spec!r}" def get_interpreter(key, try_first_with, app_data=None, env=None): spec = PythonSpec.from_string_spec(key) logging.info("find interpreter for spec %r", spec) proposed_paths = set() env = os.environ if env is None else env for interpreter, impl_must_match in propose_interpreters(spec, try_first_with, app_data, env): key = interpreter.system_executable, impl_must_match if key in proposed_paths: continue logging.info("proposed %s", interpreter) if interpreter.satisfies(spec, impl_must_match): logging.debug("accepted %s", interpreter) return interpreter proposed_paths.add(key) def propose_interpreters(spec, try_first_with, app_data, env=None): # 0. try with first env = os.environ if env is None else env for py_exe in try_first_with: path = os.path.abspath(py_exe) try: os.lstat(path) # Windows Store Python does not work with os.path.exists, but does for os.lstat except OSError: pass else: yield PythonInfo.from_exe(os.path.abspath(path), app_data, env=env), True # 1. if it's a path and exists if spec.path is not None: try: os.lstat(spec.path) # Windows Store Python does not work with os.path.exists, but does for os.lstat except OSError: if spec.is_abs: raise else: yield PythonInfo.from_exe(os.path.abspath(spec.path), app_data, env=env), True if spec.is_abs: return else: # 2. otherwise try with the current yield PythonInfo.current_system(app_data), True # 3. otherwise fallback to platform default logic if IS_WIN: from .windows import propose_interpreters for interpreter in propose_interpreters(spec, app_data, env): yield interpreter, True # finally just find on path, the path order matters (as the candidates are less easy to control by end user) paths = get_paths(env) tested_exes = set() for pos, path in enumerate(paths): path_str = str(path) logging.debug(LazyPathDump(pos, path_str, env)) for candidate, match in possible_specs(spec): found = check_path(candidate, path_str) if found is not None: exe = os.path.abspath(found) if exe not in tested_exes: tested_exes.add(exe) interpreter = PathPythonInfo.from_exe(exe, app_data, raise_on_error=False, env=env) if interpreter is not None: yield interpreter, match def get_paths(env): path = env.get("PATH", None) if path is None: