MongoEngine/mongoengine

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A Python Object-Document-Mapper for working with MongoDB

Stars: 4.3k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 285
Avg merge: 4h 41m
Merged PRs (30d): 11

Dominant language: Python
License: MIT
Last GitHub push: Sep 6, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

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285 open issues indexed

Read-only database user can not query documents on first attempt Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2502 · 5 comments · 3 reactions · Opened Apr 15, 2021
NotUniqueError on field with unique=False Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

MongoEngine/mongoengine#2501 · Opened Apr 15, 2021
AttributeError: 'GenericLazyReferenceField' object has no attribute '_get_db' Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MongoEngine/mongoengine#2494 · 3 comments · Opened Mar 22, 2021
behaviour of Document.save with force_insert=False Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

MongoEngine/mongoengine#2491 · 1 comment · Opened Mar 15, 2021
EmbeddedDocumentField errors during update when adding new field to DynamicEmbeddedDocument Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2486 · 1 reaction · Opened Mar 4, 2021
LazyReferenceField Passthrough Documentation Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2474 · 2 reactions · Opened Feb 21, 2021
Performance issue in 0.21+ with count() Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

MongoEngine/mongoengine#2470 · 15 comments · 2 reactions · Opened Feb 12, 2021
LazyReferenceField sometimes failing equality test Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2465 · Opened Jan 17, 2021
Cannot save documents with dots in a field key. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2461 · 4 comments · Opened Jan 5, 2021
How to use Embedded Document in bulk insert Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

MongoEngine/mongoengine#2456 · 1 comment · Opened Dec 29, 2020
Trying to access field value raises object has no attribute '_get_db' when using MapField and LazyReferenceField Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

MongoEngine/mongoengine#2442 · 1 comment · Opened Dec 10, 2020
Cascade deletion won't delete GridFS file blocks used by FileField Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2433 · Opened Nov 30, 2020
Error occured when disable auto dereference and use StringField regex check Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2429 · Opened Nov 27, 2020
Calling .only() on a field that has not been set does not go to default value Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

MongoEngine/mongoengine#2398 · 1 reaction · Opened Oct 20, 2020
Calling `.reload()` on an object before `FileField.replace` breaks the FileField Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

MongoEngine/mongoengine#2397 · Opened Oct 19, 2020
Updating nested EmbeddedDocumentListField objects Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

MongoEngine/mongoengine#2391 · Opened Oct 9, 2020
item_frequencies() always returns {None: $count} on EmbeddedDocumentListField Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

MongoEngine/mongoengine#2389 · 1 reaction · Opened Oct 6, 2020
ReferenceFields defaulted to None in a MapField fail validation and turns into wrong DBRefs Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2384 · Opened Sep 21, 2020
from_json not working on the existing documents Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2376 · 1 reaction · Opened Aug 27, 2020
EmailField: To lowercase Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

MongoEngine/mongoengine#2374 · 3 comments · Opened Aug 24, 2020
Newly added embedded documents list field is None instead of list. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2373 · Opened Aug 23, 2020
Feature-request: Document.save(on_conflict="replace") Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2371 · Opened Aug 16, 2020
Adding Enum Field and to_dict functionality Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

MongoEngine/mongoengine#2347 · 3 comments · Opened Jun 8, 2020
Doubt: How to specify collation on Documents(Collection)? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2346 · 2 comments · Opened Jun 6, 2020
Support for `SetField` Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

MongoEngine/mongoengine#2336 · 1 comment · 1 reaction · Opened May 27, 2020
__only_fields is always none, even if input "values["__only_fields"]" has a value when initializing BaseDocument Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

MongoEngine/mongoengine#2333 · Opened May 22, 2020
Support for mypy type hints Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2326 · 29 reactions · Opened May 15, 2020
Setting primary key messes with the null kwarg Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2325 · Opened May 15, 2020
How to duplicate a document Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

MongoEngine/mongoengine#2323 · Opened May 8, 2020
Saving empty dictionary and list fields throws validation error Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

MongoEngine/mongoengine#2320 · Opened May 2, 2020
Unable to set reverse_delte_rule to GenericReferenceField. AttributeError: 'GenericReferenceField' object has no attribute 'document_type' Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2308 · 2 comments · Opened Apr 23, 2020
Reloading documents is not working on classes which has references for abstract classes Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2302 · 1 comment · 1 reaction · Opened Apr 6, 2020
Update distinct to use same syntax as other methods Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2298 · Opened Apr 2, 2020
Store UUID mongo type, not LUUID ? Or how to use CodecOptions? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2296 · 1 comment · 1 reaction · Opened Mar 28, 2020
ListField(FloatField) does not allow NoneType values Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

MongoEngine/mongoengine#2290 · 8 comments · 1 reaction · Opened Mar 23, 2020
CachedReferenceField is buggy and has terrible performance Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MongoEngine/mongoengine#2288 · Opened Mar 22, 2020
Issue with switch_db: the default database is still touched Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2276 · 1 comment · 1 reaction · Opened Feb 27, 2020
Support for DictField of ReferenceField with compound primary key Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MongoEngine/mongoengine#2260 · 1 reaction · Opened Jan 31, 2020
Querying dynamic field on DynamicEmbeddedDocument throws LookUpError Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2251 · 1 comment · Opened Jan 23, 2020
mongoengine does not disconnect tcp auto, make client timeout Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

MongoEngine/mongoengine#2246 · Opened Jan 16, 2020
location object expected, location array not in correct format Open

Awaiting Response

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2240 · 4 comments · 1 reaction · Opened Jan 10, 2020
EmbeddedDocumentListField cannot have a primary/unique field? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MongoEngine/mongoengine#2222 · Opened Dec 18, 2019
InvalidQueryError when calling nested DynamicField Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

MongoEngine/mongoengine#2221 · Opened Dec 17, 2019
ImageField does not save thumbnail content type (or any kwargs) Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

MongoEngine/mongoengine#2215 · Opened Dec 11, 2019
QuerySet for related, undefined yet Document? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

MongoEngine/mongoengine#2213 · Opened Dec 7, 2019
Combine Q and QCombination into one object Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

MongoEngine/mongoengine#2211 · Opened Dec 4, 2019
dynamicfield with reference value raise 'field not exist' error when query Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MongoEngine/mongoengine#2199 · Opened Nov 21, 2019
`save` after `switch_collection` save only the document's id Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MongoEngine/mongoengine#2190 · Opened Nov 8, 2019
Cannot use to_json in pre_init Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MongoEngine/mongoengine#2173 · Opened Oct 2, 2019
Upsert does not update SequenceField Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MongoEngine/mongoengine#2172 · 1 comment · Opened Oct 2, 2019

MongoEngine/mongoengine

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