Doctests fails on unexpected keyPattern/keyValue fields in writeErrors

 [2019/03/05 13:59:46.586] **********************************************************************

 [2019/03/05 13:59:46.586] File "examples/bulk.rst", line 95, in default

 [2019/03/05 13:59:46.586] Failed example:

 [2019/03/05 13:59:46.586]     try:

 [2019/03/05 13:59:46.586]         db.test.bulk_write(requests)

 [2019/03/05 13:59:46.586]     except BulkWriteError as bwe:

 [2019/03/05 13:59:46.586]         pprint(bwe.details)

 [2019/03/05 13:59:46.586] Expected:

 [2019/03/05 13:59:46.586]     {'nInserted': 0,

 [2019/03/05 13:59:46.586]      'nMatched': 1,

 [2019/03/05 13:59:46.586]      'nModified': 1,

 [2019/03/05 13:59:46.586]      'nRemoved': 0,

 [2019/03/05 13:59:46.586]      'nUpserted': 0,

 [2019/03/05 13:59:46.586]      'upserted': [],

 [2019/03/05 13:59:46.586]      'writeConcernErrors': [],

 [2019/03/05 13:59:46.586]      'writeErrors': [{'code': 11000,

 [2019/03/05 13:59:46.586]                       'errmsg': '...E11000...duplicate key error...',

 [2019/03/05 13:59:46.586]                       'index': 1,

 [2019/03/05 13:59:46.586]                       'op': {'_id': 4}}]}

 [2019/03/05 13:59:46.586] Got:

 [2019/03/05 13:59:46.586]     {'nInserted': 0,

 [2019/03/05 13:59:46.586]      'nMatched': 1,

 [2019/03/05 13:59:46.586]      'nModified': 1,

 [2019/03/05 13:59:46.586]      'nRemoved': 0,

 [2019/03/05 13:59:46.586]      'nUpserted': 0,

 [2019/03/05 13:59:46.586]      'upserted': [],

 [2019/03/05 13:59:46.586]      'writeConcernErrors': [],

 [2019/03/05 13:59:46.586]      'writeErrors': [{'code': 11000,

 [2019/03/05 13:59:46.586]                       'errmsg': 'E11000 duplicate key error collection: '

 [2019/03/05 13:59:46.586]                                 'bulk_example.test index: _id_ dup key: { _id: '

 [2019/03/05 13:59:46.586]                                 '4 }',

 [2019/03/05 13:59:46.586]                       'index': 1,

 [2019/03/05 13:59:46.586]                       'keyPattern': {'_id': 1},

 [2019/03/05 13:59:46.586]                       'keyValue': {'': 4},

 [2019/03/05 13:59:46.586]                       'op': {'_id': 4}}]}

 [2019/03/05 13:59:46.598] **********************************************************************

 [2019/03/05 13:59:46.598] File "examples/bulk.rst", line 133, in default

 [2019/03/05 13:59:46.598] Failed example:

 [2019/03/05 13:59:46.598]     try:

 [2019/03/05 13:59:46.598]         db.test.bulk_write(requests, ordered=False)

 [2019/03/05 13:59:46.598]     except BulkWriteError as bwe:

 [2019/03/05 13:59:46.598]         pprint(bwe.details)

 [2019/03/05 13:59:46.598] Expected:

 [2019/03/05 13:59:46.598]     {'nInserted': 0,

 [2019/03/05 13:59:46.598]      'nMatched': 1,

 [2019/03/05 13:59:46.598]      'nModified': 1,

 [2019/03/05 13:59:46.598]      'nRemoved': 1,

 [2019/03/05 13:59:46.598]      'nUpserted': 0,

 [2019/03/05 13:59:46.598]      'upserted': [],

 [2019/03/05 13:59:46.598]      'writeConcernErrors': [],

 [2019/03/05 13:59:46.598]      'writeErrors': [{'code': 11000,

 [2019/03/05 13:59:46.598]                       'errmsg': '...E11000...duplicate key error...',

 [2019/03/05 13:59:46.598]                       'index': 0,

 [2019/03/05 13:59:46.598]                       'op': {'_id': 1}},

 [2019/03/05 13:59:46.598]                      {'code': 11000,

 [2019/03/05 13:59:46.598]                       'errmsg': '...E11000...duplicate key error...',

 [2019/03/05 13:59:46.598]                       'index': 2,

 [2019/03/05 13:59:46.598]                       'op': {'_id': 3}}]}

 [2019/03/05 13:59:46.598] Got:

 [2019/03/05 13:59:46.598]     {'nInserted': 0,

 [2019/03/05 13:59:46.598]      'nMatched': 1,

 [2019/03/05 13:59:46.598]      'nModified': 1,

 [2019/03/05 13:59:46.598]      'nRemoved': 1,

 [2019/03/05 13:59:46.598]      'nUpserted': 0,

 [2019/03/05 13:59:46.598]      'upserted': [],

 [2019/03/05 13:59:46.598]      'writeConcernErrors': [],

 [2019/03/05 13:59:46.598]      'writeErrors': [{'code': 11000,

 [2019/03/05 13:59:46.598]                       'errmsg': 'E11000 duplicate key error collection: '

 [2019/03/05 13:59:46.598]                                 'bulk_example.test index: _id_ dup key: { _id: '

 [2019/03/05 13:59:46.598]                                 '1 }',

 [2019/03/05 13:59:46.598]                       'index': 0,

 [2019/03/05 13:59:46.598]                       'keyPattern': {'_id': 1},

 [2019/03/05 13:59:46.598]                       'keyValue': {'': 1},

 [2019/03/05 13:59:46.598]                       'op': {'_id': 1}},

 [2019/03/05 13:59:46.598]                      {'code': 11000,

 [2019/03/05 13:59:46.598]                       'errmsg': 'E11000 duplicate key error collection: '

 [2019/03/05 13:59:46.598]                                 'bulk_example.test index: _id_ dup key: { _id: '

 [2019/03/05 13:59:46.598]                                 '3 }',

 [2019/03/05 13:59:46.598]                       'index': 2,

 [2019/03/05 13:59:46.598]                       'keyPattern': {'_id': 1},

 [2019/03/05 13:59:46.598]                       'keyValue': {'': 3},

 [2019/03/05 13:59:46.598]                       'op': {'_id': 3}}]}