Json.load

Q: How deeply does A Pythonic Adventure: From Python basics to a working web app cover json.load?

Explains the file-reading sequence and returned value, stopping short of deeper JSON internals.

As explained in A Pythonic Adventure: From Python basics to a working web app

The Python json.load function reads JSON from a file-like object and deserializes it into a Python value.

Need yesterday’s coffee orders? Open the JSON file for reading, hand the file object to json.load(), and store the returned Python value. section 8.0

Read saved orders

import json f = open("orders.json", "r") saved_orders = json.load(f) print(saved_orders)

The small recipe is:

Open the JSON file in reading mode. section 8.0
Pass the file object to json.load(). section 8.0
Assign the returned value, such as a list of order dictionaries, to a variable. section 8.0

How A Pythonic Adventure: From Python basics to a working web app covers it

Cover of A Pythonic Adventure: From Python basics to a working web app

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Python Workout: 50 ten-minute exercises
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Python Workout, Second Editionjson.load is a Python function that parses a JSON document from a text file-like object and returns the corresponding Python object.

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Related concepts

jsonpart of · The Python json module is a standard-library module for encoding Python objects as JSON and decoding JSON into Python objects.
unpicklingused by · Unpickling is the process of deserializing a pickle byte stream to reconstruct the Python object or object hierarchy it represents.
listproduces · A list is an ordered collection of elements arranged in a sequence.
JSONuses · JSON is a standardized, language-independent text format for representing structured data using objects, arrays, strings, numbers, Boolean values, and null.
json.loads()contrasts with · json.loads() is a Python function that parses JSON data from a string, bytes object, or bytearray and returns the corresponding Python object.
json.dump()contrasts with · json.dump() is a Python standard-library function that serializes a Python object as JSON and writes the result to a file-like object.

This explainer was generated by Manning's knowledge graph from the text of A Pythonic Adventure: From Python basics to a working web app. The section links point to the parts of the book it draws on.