Use int(..) instead of Integer. Mongo only encodes standard python types.
On Saturday, November 27, 2010, jonhanke <jonha...@gmail.com> wrote:
> Hi,
>
> I'm trying to use PyMongo in Sage 4.6, and am having trouble encoding
> numbers in dictionary documents, though strings seem to work well.
> Any comments are appreciated! Thanks,
>
> -Jon
> =)
>
> =============================================
>
> sage: C = pymongo.Connection("localhost:29000")
> sage: col = C.db_test.c_test
> sage: col
> Collection(Database(Connection('localhost', 29000), u'db_test'),
> u'c_test')
> sage: col.find_one()
> sage:
> sage: col.insert({ "a" : str(1)})
> ObjectId('4cf12d39e1382313ae000010')
> sage:
> sage: col.insert({ "a" : Integer(1)})
> ---------------------------------------------------------------------------
> InvalidDocument Traceback (most recent call
> last)
>
> /home/jonhanke/290_Mongo_code/<ipython console> in <module>()
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/pymongo/collection.pyc in insert(self,
> doc_or_docs, manipulate, safe, check_keys, **kwargs)
> 268 self.__database.connection._send_message(
> 269 message.insert(self.__full_name, docs,
> --> 270 check_keys, safe, kwargs), safe)
> 271
> 272 ids = [doc.get("_id", None) for doc in docs]
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/pymongo/message.pyc in insert(collection_name,
> docs, check_keys, safe, last_error_args)
> 65 data = __ZERO
> 66 data += bson._make_c_string(collection_name)
> ---> 67 bson_data = "".join([bson.BSON.encode(doc, check_keys) for
> doc in docs])
> 68 if not bson_data:
> 69 raise InvalidOperation("cannot do an empty bulk
> insert")
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/bson/__init__.pyc in encode(cls, document,
> check_keys)
> 460 .. versionadded:: 1.9
> 461 """
> --> 462 return cls(_dict_to_bson(document, check_keys))
> 463
> 464 def to_dict(self, as_class=dict, tz_aware=False):
>
> InvalidDocument: Cannot encode object: 1
> sage:
> sage: col.insert({ "a" : 1})
> ---------------------------------------------------------------------------
> InvalidDocument Traceback (most recent call
> last)
>
> /home/jonhanke/290_Mongo_code/<ipython console> in <module>()
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/pymongo/collection.pyc in insert(self,
> doc_or_docs, manipulate, safe, check_keys, **kwargs)
> 268 self.__database.connection._send_message(
> 269 message.insert(self.__full_name, docs,
> --> 270 check_keys, safe, kwargs), safe)
> 271
> 272 ids = [doc.get("_id", None) for doc in docs]
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/pymongo/message.pyc in insert(collection_name,
> docs, check_keys, safe, last_error_args)
> 65 data = __ZERO
> 66 data += bson._make_c_string(collection_name)
> ---> 67 bson_data = "".join([bson.BSON.encode(doc, check_keys) for
> doc in docs])
> 68 if not bson_data:
> 69 raise InvalidOperation("cannot do an empty bulk
> insert")
>
> /usr/local/sage-4.6/local/lib/python2.6/site-packages/pymongo-1.9-
> py2.6-linux-x86_64.egg/bson/__init__.pyc in encode(cls, document,
> check_keys)
> 460 .. versionadded:: 1.9
> 461 """
> --> 462 return cls(_dict_to_bson(document, check_keys))
> 463
> 464 def to_dict(self, as_class=dict, tz_aware=False):
>
> InvalidDocument: Cannot encode object: 1
>
> --
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--
William Stein
Professor of Mathematics
University of Washington
http://wstein.org
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