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for _ in range(T):
S= input().strip()
if any(op + '+' in S for op in ['*', '+', '?']):
print("False")
else:
try:
re.compile(S)
print('True')
except re.error:
print('False')
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Incorrect Regex
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import re
T = int(input().strip())
for _ in range(T): S= input().strip() if any(op + '+' in S for op in ['*', '+', '?']): print("False") else: try: re.compile(S) print('True') except re.error: print('False')