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HQrfield_metadatarrcCs2tjj}||}t|rt||js||S|SrO)r0rrcallablerr?)rrdecl_apirrPrPrRr9s  r9cseZdZUded<dZeZded<d$d d Ze d%d dZ e j d&ddZ e d'ddZ e d(ddZe d)ddZe d*ddZe d+d,dd Zejfd-fd"d# ZZS).ruweakref.ref[Type[Any]]_clsTz?util.OrderedDict[weakref.ref[Type[Any]], _DeferredMapperConfig]_configsrr\rMrbcCrNrOrPrrPrPrRrsz$_DeferredMapperConfig._early_mappingrrcCs|SrO)rrcrPrPrRrqsz_DeferredMapperConfig.clsrcCs t||j|_||j|j<dSrO)weakrefref_remove_config_clsrr)rQrrPrPrRrqsrcCs|j|ddSrO)rr)rqrrPrPrRrsz(_DeferredMapperConfig._remove_config_clsrzcCst|to t||jvSrO)rrrrrrqrrPrPrRrvsz_DeferredMapperConfig.has_clsr cCs.t|dr |tj|dt|dd)N_sa_raise_deferred_configrzG has a deferred mapping on it. 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This runs through the logic to determine MapperProperty, adds it to the Mapper, adds a column to the mapped Table, etc. rJrmcrMr4cSs&t|jtr |jStd|jd)Nz+Cannot add a new attribute to mapped class z) because it's not mapped against a table.)rrKr4rrrH)rrPrPrR_table_or_raise3s  z'_add_attribute.._table_or_raiseT)replace_existingN)rrrMr4)rrrr3rrrJ add_propertyr%rrr&rrr r __setattr___expire_memoizations)rqrr mapped_clsrmprrrPrPrR_add_attribute&s<        rcCsvd|jvr3||jvr3td|jjs3|j|}t|ttttfr#t dt ||td|j dSt ||dS)NrJrzrr?r@ sql.elementsrArBsql.selectablerCrDrGr\_TableArgsTyperFrYrgryrrr~rrrpreload_modulerrrrrrr9rurrrrHrrPrPrPrRs                                                                     '    Z>   M 4