Showing posts with the label set comprehension

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Python Program: JSON to CSV Conversion

JavaScript object notion is also called JSON file, it's data you can write to a CSV file. Here's a sample python logic for your ready reference.  You can write a simple python program by importing the JSON, and CSV packages. This is your first step. It is helpful to use all the JSON methods in your python logic. That means the required package is JSON. So far, so good. In the next step, I'll show you how to write a Python program. You'll also find each term explained. What is JSON File JSON is key value pair file. The popular use of JSON file is to transmit data between heterogeneous applications. Python supports JSON file. What is CSV File The CSV is comma separated file. It is popularly used to send and receive data. How to Write JSON file data to a CSV file Here the JSON data that has written to CSV file. It's simple method and you can use for CSV file conversion use. import csv, json json_string = '[{"value1": 1, "value2": 2,"value3

Python Set comprehension - How to Use it Read now

Set comprehension in Python will not allow duplicates. You can't modify an existing set with a comprehension. But you can create a new one. Set comprehension the prime purpose is to create new set. Set Comprehension  Likewise, of course, the comprehension must result in a valid set. A set cannot contain multiple entries of the same value . Like the dictionary, Python is polite about this.  If you try to add values to the set that are already there, it will replace the old one with the new one. Curling brackets- Set comprehension Set comprehensions using the {} syntax only exist in Python 3. Before that, you'll have to use the set() function to create and work with sets. You might guess, therefore, that one of the best uses of a set is to eliminate duplicates.   In fact, this is one of the most basic forms of set comprehension. Given a list, we can duplicate it as a list with a simple list comprehension like this: List logic if we change the list comprehension to a set comprehen