Question

How to insert a space before capital letters in a string with Python

Answer 1

s = 'PythonIsAHighLevelInterpretedGeneralPurposeProgrammingLanguage'
tmp = ''

for i, ch in enumerate(s):
    if i and ch.isupper():
        tmp += ' '

    tmp += ch
    
    
print(tmp)




'''
run:

Python Is A High Level Interpreted General Purpose Programming Language

'''

 

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Answer 2

import re

s = 'PythonIsAHighLevelInterpretedGeneralPurposeProgrammingLanguage'

s = re.sub(r"(?<=\w)([A-Z])", r" \1", s)

print(s)




'''
run:

Python Is A High Level Interpreted General Purpose Programming Language

'''

 

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