MongoDB update object rather than insert a new one

Using collection.insert_one(json_dict)inserts a new collection Can I do collection.insert_one() on an already existing object so it then updates. My object will look something like: “_id”: …

pymongo update all documents in collection for field with it’s substring value

{‘some’: ‘abcdefg’, ‘some2’: ‘hijklmn’} Desired output {‘some’: ‘abc’, ‘some2’: ‘hij’} in other words substring [:3] How can I achieve this with pymongo

Mongoengine: Exception has occurred: ServerSelectionTimeoutError

I am having some issues connecting to my database on MongoDB. I am using mongoengine library to connect to the DB. I am also using ATLAS. Whenever I try to run my project it keeps showing “…

MongoDB/Python – Date in collection (to use for query)

I just started using mongoDB (Version 3.6.8) today, and I like it. I was reading that it should be possible to have a date object directly in the database, but I can’t get it to work. Also I was wondering if it is the best solution or if I should just store my dates as “Epoch millis” instead? I am trying to use use the $dateFromString keyword which should work but i receive this error: My code looks like this: The reason why I need something like a date-object in the database is because I want to do a conditional

pymongo auth failed in python script

I have installed mongodb and enabled auth. and its working find. I can connect it from remote notebook using robomongo application: and We can connect from server shell locally using: Everything works fine, but when we try it using pymongo api. authentications failed. below is the python code: Tools used: Error trace: Solution: problem was with database name, following code works fine: Answer Please try something like this:

get mongodb “_id” in django template

My question is related to this question. I am trying to display all the _id of mongo database in django template from last 2 days but unable to get it. This is the error: This is the code I am …

pymongo: remove duplicates (map reduce?)

I do have a Database with several collections (overall ~15mil documents) and documents look like this (simplified): {‘Text’: ‘blabla’, ‘ID’: 101} {‘Text’: ‘Whuppppyyy’, ‘ID’: 102} {‘Text’: ‘…