Tag: None
Check if all elements in a list are None in Python
In this article we will discuss different ways to check if a list contains only None or not. Suppose we have a list, Advertisements sample_list = [None, None, None, None] Now we want to confirm that all items in this list are None. There are different ways to do that. Let’s discuss them one by …
Replace NaN with None in Pandas DataFrame
This tutorial will discuss about different ways to replace NaN with None in pandas dataframe. Table Of Contents Preparing DataSet Replace NaN with None using replace() Summary Preparing DataSet First we will create a DataFrame, which has 3 columns, and six rows. This DataFrame has certain NaN values. Advertisements import pandas as pd import numpy …
Get first non None value from List in Python
This tutorial will discuss about unique ways to get first non None value from a list in Python. Table Of Contents Method 1: Using Generator expression and next() method Method 2: Using for-loop Summary Method 1: Using Generator expression and next() method To get the first non None value from List, use the generator expression …
Check if Any Element in List is None in Python
This tutorial will discuss about a unique way to check if any element in list is none in Python. To check if a List contains any None value, we can iterate over all the list elements, and for each element we can check if it is None or not. We can do that using the …