Method build_exception

couchbase/exceptions.py:2083–2114

(cls,
                        base_exc,  # type: pycbc_exception
                        mapping=None,  # type: Dict[str, CouchbaseException]
                        )

    @classmethod
    def build_exception(cls,
                        base_exc,  # type: pycbc_exception
                        mapping=None,  # type: Dict[str, CouchbaseException]
                        ) -> CouchbaseException:
        exc_class = None
        err_ctx = None
        ctx = base_exc.error_context()
        if ctx is None:
            exc_class = PYCBC_ERROR_MAP.get(base_exc.err(), CouchbaseException)
            err_info = base_exc.error_info()
        else:
            err_ctx = ErrorContext.from_dict(**ctx)
            err_info = base_exc.error_info()

            if isinstance(err_ctx, HTTPErrorContext):
                exc_class = ErrorMapper._parse_http_context(err_ctx, mapping, err_info=err_info)

            if isinstance(err_ctx, KeyValueErrorContext):
                if mapping is None:
                    mapping = KV_ERROR_CONTEXT_MAPPING
                exc_class = ErrorMapper._parse_kv_context(err_ctx, mapping)

            if isinstance(err_ctx, QueryErrorContext):
                if mapping is None:
                    mapping = QUERY_ERROR_MAPPING
                exc_class = ErrorMapper._parse_http_context(err_ctx, mapping)

        if exc_class is None:
            exc_class = PYCBC_ERROR_MAP.get(base_exc.err(), CouchbaseException)

        exc = exc_class(base=base_exc, exc_info=err_info, context=err_ctx)
        return exc