What does the Python string method str.join(iterable) return? a) list of substrings found in the iterable b) single string formed from the iterable c) iterable with elements joined... What does the Python string method str.join(iterable) return? a) list of substrings found in the iterable b) single string formed from the iterable c) iterable with elements joined by the string d) none of the above
Understand the Problem
The question is asking about the return value of the Python string method str.join(), specifically when it is used with an iterable. It looks for the correct option among the provided choices regarding what this method returns.
Answer
A single string formed from the iterable.
The final answer is a single string formed from the iterable.
Answer for screen readers
The final answer is a single string formed from the iterable.
More Information
The str.join(iterable) method in Python involves a string acting as a separator that joins a series of strings within the iterable to form a single string. Each element in the iterable must be a string.
Tips
Ensure that all elements within the iterable are strings; otherwise, a TypeError will occur. Another common mistake is trying to use non-string separators.
Sources
- Python String join() Method - GeeksforGeeks - geeksforgeeks.org
- Python String Methods, with Examples - SitePoint - sitepoint.com
- Python String join() Method - W3Schools - w3schools.com
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