xj*|dZddlZddlmZmZmZmZmZmZm Z ddl m Z m Z ddl mZerddlmZGdd ZdS) a. Environment variable configuration loading class. Using a class here doesn't really model anything but makes state passing (in a situation requiring it) more convenient. This module is currently considered private/an implementation detail and should not be included in the Sphinx API documentation. N) TYPE_CHECKINGAnyDictIterableListMappingSequence)UncastableEnvVarAmbiguousEnvVar)debug)ConfigceZdZdddeddfdZdeeeffdZdeed e ee efdeeeffd Z de edefd Z de eddfd Zde ed eddfdZdededefdZdS) EnvironmentconfigrprefixreturnNc0||_||_i|_dSN)_config_prefixdata)selfrrs ;C:\Projects\Historical\venv\Lib\site-packages\invoke/env.py__init__zEnvironment.__init__s  $& c|gi}d}t||j||D]E\}}|jpd|z}|t jvr&||t j|Ftd|j|jS)z Return a nested dict containing values from `os.environ`. Specifically, values whose keys map to already-known configuration settings, allowing us to perform basic typecasting. See :ref:`env-vars` for details. )key_pathenv_varsz>Scanning for env vars according to prefix: {!r}, mapping: {!r}zObtained env var config: {!r}) _crawlr formatritemsosenviron _path_setr)rrmenv_varrreal_vars rloadzEnvironment.loads;;R;88 L ahht|X..///!)!1!1 ? ? GX *g5H2:%%xH)=>>> -44TY??@@@yrrrci}||}t|drt|jrt|dr|D]m}t |fi|}||gz}|||}|D]*}||vr$d} t | |+||nn||| |<|S)a Examine config at location ``key_path`` & return potential env vars. Uses ``env_vars`` dict to determine if a conflict exists, and raises an exception if so. This dict is of the following form:: { 'EXPECTED_ENV_VAR_HERE': ['actual', 'nested', 'key_path'], ... } Returns another dictionary of new keypairs as per above. keys __getitem__zFound >1 source for {}) _path_gethasattrcallabler,dictr!r r"update _to_env_var) rrrnew_varsobjkey merged_vars merged_pathcrawlederrs rr!zEnvironment._crawl0s *,nnX&& C  <"" <]++ < xxzz ) )"888x88 &#. ++k;??"??Ch6-cjjoo>>>'(((( )4rWs NNNNNNNNNNNNNNNNNN99999999f&f&f&f&f&f&f&f&f&f&r