43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
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from .._compat import integer_types, to_unicode
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from ..adapters.google import GoogleDatastore
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from ..helpers.serializers import serializers
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from .base import NoSQLRepresenter
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from . import representers, pre, for_type
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long = integer_types[-1]
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@representers.register_for(GoogleDatastore)
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class GoogleDatastoreRepresenter(NoSQLRepresenter):
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@pre(is_breaking=True)
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def _keep_lists_for_in_operator(self, obj, field_type):
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if isinstance(field_type, str) and isinstance(obj, list) and \
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not field_type.startswith('list:'):
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return True, [self.adapter.represent(v, field_type) for v in obj]
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return False, obj
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@for_type('json')
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def _json(self, value):
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return serializers.json(value)
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@for_type('list:integer')
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def _list_integer(self, value):
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if not isinstance(value, list):
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return int(value)
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values = self._represent_list(value)
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return list(map(int, values))
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@for_type('list:string')
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def _list_string(self, value):
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if not isinstance(value, list):
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return str(value)
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values = self._represent_list(value)
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return list(map(to_unicode, values))
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@for_type('list:reference')
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def _list_reference(self, value):
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if not isinstance(value, list):
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return long(value)
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values = self._represent_list(value)
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return list(map(long, values))
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