error when importing ijson module python

I need to parse some large (2 Gb+) files into python. I have tried it with the json module but I get a memory error as its methods all load the files at once. I then moved on into installing...

How can I use ijson

I would like to extract abstractText from a json file which is very large . I use the lib ijson from python but i can't find the right way to extract what I want . The structure of json file...

How to mock protected method with NSubstitute

public static void Mock(out IProgram prog, out IJson json) { prog = Substitute.For<IProgram>(); IJson = Substitute.For<IJson>(); prog.SaveProg(1, 1, 1, "Somthing", 1,...

Read top-level JSON dictionary incrementally using Python ijson

I have the following data in my JSON file: { "first": { "name": "James", "age": 30 }, "second": { "name": "Max", "age": 30 }, "third": { "name": "Norah", "age": 30 }, "fourth":...

Python: ijson.parse(in_file) vs json.load(in_file)

I am trying to read a large JSON file (~ 2GB) in python. The following code works well on small files but doesn't work on large files because of MemoryError on the second line. in_file =...

Alternative Way to Load Large Json File

I am trying to load a large json file (around 4G) as a pandas dataframe, but the following method does not work for file > around 2G. Is there any alternative method? data_dir = 'data.json'...

How to read a large JSON file using Python ijson?

I am trying to parse a big json file (hundreds of gigs) to extract information from its keys. For simplicity, consider the following example: import random, string # To create a random key def...

Iteratively parsing a JSON file with ijson

I want to parse a huge json file in chunks. I want to use chunks of it without loading the whole thing. The data can be found here http://jmcauley.ucsd.edu/data/amazon/ When I use ijson to do...

Need help removing None rows from a dask object for multiple large json files

Hi I am trying to flatten and parse only 7 out of many keys:value pairs from 30 nested large .json.gz files (4GB each before unzipping). I am trying doing the standard pandas and json combo but...

Translating a part of JSON file to hindi

I have a JSON file named region_descriptions.json available in this link. This file is not loading properly in notepad++ in my windows(Since it is a huge file). The file is partially loading in...

How to read fields from JSON-LD to CSV?

I am trying to extract values from json ld to csv as they are in the file. There are a couple of issues I am facing. The values being read for different fields are getting truncated in most of...

Regular Expression for URL in python

I want to delete all the URL in the sentence. Here is my code: import ijson f = open("/content/drive/My Drive/PTT 爬蟲/content/MakeUp/PTT_MakeUp_content_0_1000.json") objects = ijson.items(f,...

Cannot load JSON to MongoDB, Becase of MongoDB specific notation

I have a huge JSON file originally from MongoDB. The file contains several MongoDB types, such as: "_id" : ObjectId("55a3490924012c2ab7a46f76"), "year" : NumberInt(1975), Because of them, I...

ijson fails with trailing garbage parse error

for prefix, event, value in parser: print(prefix) I get the following error after executing the above code , I dont understand what the error is. ijson.common.IncompleteJSONError: parse...

C wrapper Python library Json Slicer is slower than pure Python ijson library

According to the official documentation (https://pypi.org/project/jsonslicer/), the basic configuration of Json Slicer yields 586.5K objects/sec, ijson with Python at the back-end yields 32.2K...

OSError: [Errno 22] Invalid argument : Loading a large json file in Python

I am getting the error OSError: [Errno 22] Invalid argument while loading a large json file around 7 gb. using json.load It is a nested dictionary. Can anyone suggest any idea other than ijson?

(ijson) Getting item with any prefix

I am having a json file like this: { "europe": [ "germany", "france", ... ], "america": [ "usa", "canada", ... ] } I want to get all items...

How to parse a large JSON file efficiently in Python?

I have a file that contains an array of JSON objects. The file is over 1GB, so I can't load it into memory all at once. I need to parse each of the individual objects. I tried using ijson, but...

python-3 extract json from gz and encode utf-8

I get 60 gz files on a daily basis and these files have a json document each. After I extract .gz file I get a json file with utf-8-bom encoding which causes problem in loading loading json later...

How to load a large JSON file to a Pandas Dataframe

I have 16 JSON files each of them is about 14GB in size. I've tried the following approach to read them line by line. with open(file_name, encoding="UTF-8") as json_file: cursor = 0 for...

convert very big json to sql using Ijson

I have 60GB json file and i want to convert it to sql with ijson. ( i tried many software and tools , They weren't useful and my system was crashing. Note : this is not duplicated ! i see all code...

Error with Python3 to connect to snowflake: snowflake.connector.errors.OperationalError::Failed to execute:'SSLSocket' object has no attribute 'conn

It seems there is some issue with latest snowflake connector . I am trying to install it on Ubuntu OS and trying to connect to snowflake but it gives error AttributeError: 'SSLSocket' object has...

Websocket closed code: 1006 Node Android okhttp3 AmazonEc2

I am having an issue with Websocket ws is closed with code: 1006 reason: Environment Amazon EC2 Instance : t2.micro Ubuntu 18.04 Node : v12.16.3 Websocket : https://github.com/websockets/ws :...

ContextualVersionConflict when using S3 boto3 and snowflake connector

I am trying to connect to Amazon S3 using boto3 and snowflake-connector-python for which I am running the following...

Using ijson to read json data from a specific key

I have several large json files I'm trying to load into a pandas dataframe. I've discovered a typical way to work with large jsons in Python is with the ijson module. The jsons I have represent...

Cannot connect to Snowflake using Python Connector and extrernalbrowser authenticator

I'm trying to connect to Snowflake using Python connector and SSO. I am expecting the connector to open a browser to authenticate the user but this isn't working: h:\Code\bin>python...

Using ijson.parse() and ijson.items() to load a big JSON file - why does this work?

I am trying to load JSON files that are too big for json.load. I have spent a while looking into ijson and many stack overflow posts, and used the following code, mostly stolen from...

Load a large json file 3.7GB into dataframe and convert to csv file using ijson

I have a large json data file with 3.7gb. Iam going to load the json file to dataframe and delete unused columns than convert it to csv and load to sql. ram is 40gb My json file structure {"a":"Ho...

Python ijson - nested parsing

I'm working with a web response of JSON that looks like this (simplified, and I can't change the format): [ { "type": "0","key1": 3, "key2": 5}, { "type": "1","key3": "a", "key4": "b"}, {...

Bokeh/panel won't render in-line with Jupyter Lab

I'm trying to visualize Bokeh plots and panels with a Bokeh backend in a notebook in JupyterLab. Things were running fine until I updated. Current packages and versions are below I have tried the...