Attributeerror: 'list' object has no attribute 'join' ( Solved )

A list is a data structure that allows you to store multiple variables in a single. You may get attributerror when you use any function that is not available in the list object. In this tutorial you will learn how to solve the attributeerror: ‘list’ object has no attribute ‘join’ error.

Why does the attributeerror: ‘list’ object have no attribute ‘join’ error occur?

The most common reason for getting this error is that you are not using the join() function properly. Most coders invoke the join() function on the list.
You will get the attributerror when you will run the below lines of code.

sample_list = ["a","b","c","d"]
sample_list.join(' ')

Output

Here you can see you are passing the single quote as an argument which is wrong. In the next section, you will know how to solve this error.

Solve ‘list’ object have no attribute ‘join’ error

The solution to this atttibuteError is very simple. You have to use the join() function on the single quote or blank space instead of the list.

You will not get the error when you will run the below lines of code.

sample_list = ["a","b","c","d"]
sample_string = ''.join(sample_list)
print(sample_string)

Output

joining list of strings to single string

You can also join some other special characters like slash / with the existing list.

Run the below lines of code to join the list of strings to a single string.

sample_list = ["a","b","c","d"]
sample_string = '/'.join(sample_list)
print(sample_string)

Output

a/b/c/d

Conclusion

The list is able to store multiple variables in a single variable. But make sure to check the function provided by the list before using it. Otherwise, it can lead to attributeerror. If you are getting the ‘list’ object have no attribute ‘join’ error then the above method will solve it.

I hope you have liked this tutorial. If you are still facing this error then you can contact us for more help. Read more about AttributeError in the below article.