I’m asking the user to input a keyword and then remove any duplicate characters. Example: Input: balloon Output: balon I’ve tried this solution: List of all unique characters in a string? but it marks it as a syntax error. Any ideas? Answer For your answer, order is important. Here is a one line s…
Tag: character
What is the difference between a string and a byte string?
I am working with a library which returns a “byte string” (bytes) and I need to convert this to a string. Is there actually a difference between those two things? How are they related, and how can I do the conversion? Answer Assuming Python 3 (in Python 2, this difference is a little less well-def…
In Python, how to check if a string only contains certain characters?
In Python, how to check if a string only contains certain characters? I need to check a string containing only a..z, 0..9, and . (period) and no other character. I could iterate over each character and check the character is a..z or 0..9, or . but that would be slow. I am not clear now how to do it with