In this article, we will learn to concatenate two or multiple lists together inPython. We will use some built-in functions and some custom codes as well. Let's first have a quick look over what is a list and then how concatenation of lists takes place in Python. Python Lists Python has...
This article shows different ways to concatenate two lists or other iterables in Python.Use a + b¶The simplest way is by just using the + operator to combine two lists:a = [1, 2] b = [3, 4] c = a + b # [1, 2, 3, 4] ...
Concatenating strings and numbers (correct way) a = 'Number: ' b = 12345 print(a + str(b)) # output: Number: 12345 How to concatenate and format strings in Python? The "%" operator allows you to concatenate and format strings. This operator replaces all "%s" in the string with the...
To concatenate strings, weuse the + operator. Keep in mind that when we work with numbers, + will be an operator for addition, but when used with strings it is a joining operator. Can you concatenate numbers in Python? If you want to concatenate a number, such as an integer int or a...
There are several ways to concatenate, or join, two or more lists in Python. One of the easiest ways are by using the plus (+) operator. Combining two lists and removing duplicates.
In this tutorial, we'll go over multiple ways on how to concatenate multiple lists in Python. We'll go over the plus operator, multiply operator, for loop, itertools.chain() and extend().
1.1 It’s a general way to concatenate two lists inPython. Most of the people use+operator to concatenate the lists. Look at the example below to understand it clearly. # initializing listslist_one = [0,1,2,3,4] list_two = [5,6,7,8,9]# add two lists using + operatorresult =...
Use theconcat()Function to Concatenate Two DataFrames in Pandas Python Theconcat()is a function in Pandas that appends columns or rows from one dataframe to another. It combines data frames as well as series. In the following code, we have created two data frames and combined them using the...
While this approach is less common for concatenation, it showcases the flexibility of Python’s operators. Example 5: Applying the Itertools.chain() Function The itertools.chain() function is part of the “itertools” module and is used to concatenate the iterable (like lists, tuples, or othe...
Traceback (most recent call last): File "<string>", line 3, in <module> TypeError: can only concatenate str (not "int") to str As seen in the code above, the direct concatenation of a string and an integer is not possible in the Python programming language. In the following parts...