o .i@sdZddlZddlZddlZddlmZddlmZmZzddl m Z Wne y3ddl m Z Ynwddl mZejdZdZGd d d eZd d Zd dZeddZdddZdddZd ddZddZddZddZddZdS)!z;Utilities related to importing modules and symbols by name.N)contextmanager) import_modulereload) entry_pointssymbol_by_name MP_MAIN_FILE) NotAPackagequalname instantiater cwd_in_path find_moduleimport_from_cwdreload_from_cwd module_file gen_task_namec@seZdZdZdS)r z8Raised when importing a package, but it's not a package.N)__name__ __module__ __qualname____doc__rrO/var/www/html/philips/venv/lib/python3.10/site-packages/celery/utils/imports.pyr sr cCsBt|ds t|dr |j}t|dd}d|vrd|j|f}|S)zReturn object name.r __class__rN.)hasattrrgetattrjoinr)objqrrrr s  r cOst||i|S)zNInstantiate class by name. See Also: :func:`symbol_by_name`. r)nameargskwargsrrrr *sr ccst}|tjvrdVdStjd|z|VWz tj|WdSty.YdSwztj|Wwty@Yww)z9Context adding the current working directory to sys.path.Nr)osgetcwdsyspathinsertremove ValueError)cwdrrrr 3s"    r c Cs|durt}tXz ||WWdSty`d|vr_|d}t|ddD]0\}}d|d|d}z||}Wn tyMYwz|jWq.ty^t|ww1sdwYdS)z3Version of :func:`imp.find_module` supporting dots.Nr) rr ImportErrorsplit enumerater__path__AttributeErrorr )moduler%imppartsipartpackagempartrrrr Ds2      r cCsB|durt}t|||dWdS1swYdS)zImport module, temporarily including modules in the current directory. Modules located in the current directory has precedence over modules located in `sys.path`. N)r6)rr )r1r2r6rrrr_s  $rcCs>|durt}t ||WdS1swYdS)z1Reload module (ensuring that CWD is in sys.path).N)rr )r1reloaderrrrrks $rcCs |j}|dr|ddS|S)z2Return the correct original file name of a module.z.pycNr*)__file__endswith)r1rrrrrssrcCs|pd}ztj|}Wn tyd}Ynw|dur'|j}tr'|jtkr'd}|dkr6|jr6d|j|gSddd||fDS)z)Generate task name from name/module pair.__main__Nrcss|]}|r|VqdSNr).0prrr sz gen_task_name..)r$modulesKeyErrorrrr9mainr)appr module_namer1rrrrys rccshtjdkr t|d}nz t|g}Wnty%tj|d}Ynw|D] }|j|jfVq(dS)N) )group)r$ version_inforgetr0selectrvalue) namespace _entry_pointseprrrload_extension_class_namess   rOc cstt|D]2\}}zt|}Wn"ttfy1}ztd|d|d|WYd}~qd}~ww||fVqdS)Nz Cannot load z extension z: )rOrr, SyntaxErrorwarningswarn)rLr class_nameclsexcrrrload_extension_classess  rV)NNr<)rr"r$rQ contextlibr importlibrrimportlib.metadatarr,importlib_metadatakombu.utils.importsrenvironrIr__all__ Exceptionr r r r r rrrrrOrVrrrrs4