iflen(my_list)==0:print("List is empty") Although the first approach is considered to be morePythonic, some people prefer the explicit second approach. Note that the officialPEP 8 Python Style Guiderecommends the first way: "For sequences, (strings, lists, tuples), use the fact that em...
In this tutorial, we'll go over examples on How to Check if List is Empty in Python. We'll be using the len() function, Pep-8 Recommended Style, as well as the bool() function.
In this tutorial, we are going to learn about how to check if a list is empty or not in Python with the help of examples. Checking if list…
Given a variable, we have to check if a variable is either a Python list, NumPy array, or pandas series.Check whether a given is variable is a Python list, a NumPy array or a Pandas SeriesFor this purpose, you can simply use the type() method by providing the varia...
Learn how to check if a Python list contains a specific element with easy examples. Master list manipulation and element searching efficiently.
Get Your Code:Click here to download the free sample codethat you’ll use to check if a string contains a substring. Take the Quiz:Test your knowledge with our interactive “How to Check if a Python String Contains a Substring” quiz. You’ll receive a score upon completion to help you...
Check if Index Exists in Python List Using Custom Function We will use a custom function to check if an index exists in a list by creating a specialized function that performs the validation. This custom function, often namedindex_existsor something similar, takes a list and an index as inpu...
This will throw an indexerror as thelistisemptyand there is no value at index 0. You can cover this by using IF. The code will be as: languages = [] if languages == []: print('Empty list') else: print(languages[0]) Use the IF Statement to Check if the List is Empty ...
If you like to have a function where you can send your lists, and get them back without duplicates, you can create a function and insert the code from the example above.Example def my_function(x): return list(dict.fromkeys(x))mylist = my_function(["a", "b", "a", "c", "c"]...
Python program to query if a list-type column contains something # Importing pandas packageimportpandasaspd# Creating two dictionariesd1={'Vehicles':[ ['Scorpion','XUV','Bolero','Thar'], ['Altroz','Nexon','Thar','Harrier'], ['Creta','i20','Verna','Aalcasar']]}# Creating DataFramedf...