Communities for your favorite technologies. Explore all Collectives
Ask questions, find answers and collaborate at work with Stack Overflow for Teams.
Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams
Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
The following code:
a = 0 b = f'{"c": {a}}'
throws the error: ValueError: Sign not allowed in string format specifier How to fix it?
ValueError: Sign not allowed in string format specifier
Escape the braces like this.
>>> f'{{"c": {a}}}' '{"c": 0}'
Add a comment
Start asking to get answers
Find the answer to your question by asking.
Explore related questions
See similar questions with these tags.