json files python code example

Example 1: python read json file

import json

with open('path_to_file/person.json') as f:
  data = json.load(f)

print(data)

Example 2: write json pythonb

import json

data = {}
data['people'] = []
data['people'].append({
    'name': 'Scott',
    'website': 'stackabuse.com',
    'from': 'Nebraska'
})
data['people'].append({
    'name': 'Larry',
    'website': 'google.com',
    'from': 'Michigan'
})
data['people'].append({
    'name': 'Tim',
    'website': 'apple.com',
    'from': 'Alabama'
})

with open('data.txt', 'w') as outfile:
    json.dump(data, outfile)

Example 3: read json file python

import json

with open('path_to_file/person.json') as f:
  data = json.load(f)
print(data)

flx = json.dumps(data, ensure_ascii=False, indent=4)
print(flx)

Example 4: how to create json file in python

#import the json module
import json 

#create a dictionary which we can add to a json file
dictionary ={ 
    "name" : "sathiyajith", 
    "rollno" : 56, 
    "cgpa" : 8.6, 
    "phonenumber" : "9976770500"
} 

#open an object with following inputs: 'name_of_file.json', 'w'
#dump the content fromt he dictionary into the outfile
with open("sample.json", "w") as outfile: 
    json.dump(dictionary, outfile)

Example 5: get json from file python

import json

with open('data.txt') as json_file:
    data = json.load(json_file)
    for p in data['people']:
        print('Name: ' + p['name'])
        print('Website: ' + p['website'])
        print('From: ' + p['from'])
        print('')

Example 6: python json file operations

import json # Imports the json file that we need
with open("jsonfile.json", "r") as jsonFile: # Opens Json file for reading
	data = json.load(jsonFile) # Reads Json file using json.load() method
'''
Example Json File:
[{"name": "Bill", "age": 20},
{"name": "Mary", "age": 31},
{"name": "Jake", "age": 19}]
'''
data[1]["age"] = 32 # Alters data variable
''' 
Now the data variable is:
[{"name": "Bill", "age": 20},
{"name": "Mary", "age": 32},
{"name": "Jake", "age": 19}]
'''
with open("jsonfile.json", "w") as fileJson: # Opens Json file once again
  json.dump(data, fileJson) # Replaces the Json file using json.dump() method