def remove_start(s, start):
- if s.startswith(start):
- return s[len(start):]
- return s
+ return s[len(start):] if s is not None and s.startswith(start) else s
def remove_end(s, end):
- if s.endswith(end):
- return s[:-len(end)]
- return s
+ return s[:-len(end)] if s is not None and s.endswith(end) else s
def remove_quotes(s):