Python subtract lists element by element | Example code

Use zip() to Python subtract lists element by element in Python. Example subtract lists element by element in Python Simple example code uses a for-loop to iterate over the zip object and subtract the lists’ elements from each other and store the result in a list. Output: Anothe example Simple Python code to subtract if Read More…


Subtract two lists Python | Example code

Use the zip() function to subtract two lists in Python. You have to also use for-loop to iterate over the zip object and subtract the lists’ elements from each other and store the result in a new list. Example Subtract two lists Python Simple example code. Output: Another example with using list comprehensions Example list Read More…


How to create a module in Python | Example code

The python module is a set of Python statements, functions, and definitions that you want to include in your application. It could be any py file in the project. To create a Python module just save the code in a file with the file extension “.py“. Example of how to create a module in Python Read More…


Python create empty dictionary with keys | Example code

Use dict.fromkeys() to create an empty dictionary with keys to an empty value in Python. Example create an empty dictionary with keys in Python Simple example code. Output: Another example By iterating through the list Output: {‘A’: None, ‘B’: None, ‘C’: None, ‘D’: None} How to initialize a dict with keys from a list and Read More…


Flatten Dictionary Python | Example code

How to convert given a nested dictionary into a flattened dictionary where the key is separated by ‘_’ in case of the nested key is to be started. Suppose the given dictionary is: Flatten Dictionary should look like:- Example Flatten Dictionary Python Simple example code. Basically, the same way you would flatten a nested list, Read More…


Check if key in dictionary Python | Example code

Using the in operator with if statement to check if a key exists in dictionary python. These methods are the Inbuilt methods. Example check if key in dictionary Python Simple Python program to check whether a given key already exists in a dictionary. Output: Another method using Inbuilt method keys() Output: Present, value = 1 Read More…


Get keys of Dictionary Python | Example code

Use key() method to get keys of Dictionary in Python. It doesn’t take any parameters and returns a view object that displays a list of all the keys. Example get keys of Dictionary in Python Simple example code. Output: Example get dictionary keys as a list in Python Python program with a custom function to Read More…


Reverse indexing in Python | Example code

Reversing indexing of list in reverse the List in Python. It could do easily done by using Slice Notation in python. Example reverse indexing in Python Simple example code, Reverse a list. Another solution using reversed instead of slicing with [::-1]: Output: Reverse string using Reverse indexing in Python Output: nohtyP Do comment if you Read More…


Return nothing Python | Example code

There is no such term as “returning nothing” in Python. Every function returns some value. If no explicit return statement is used, Python treats it as returning None. Return nothing python examples Simple example code. To literally return ‘nothing’ use the pass keyword, it returns the value None if add in a function(Functions must return Read More…


Remove element from list Python by index | Example code

Use pop() method or del keyword to remove an element from list python by index. The pop() is useful to remove and keep an item from a list. Where del actually trashes the item. Example remove an element from a list by index in Python Simple example code. Using pop() function If you want to Read More…