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str.split v2 solution in Clear category for Between Markers by oduvan
from contextlib import suppress
def between_markers(text: str, begin: str, end: str) -> str:
"""
returns substring between two given markers
"""
with suppress(ValueError):
if text.index(begin) > text.index(end):
return ''
if begin in text:
text = text.split(begin)[1]
if end in text:
text = text.split(end)[0]
return text
if __name__ == '__main__':
print('Example:')
print(between_markers('No noway', '>', '<'))
# These "asserts" using for self-checking and not for testing
assert between_markers('What is >apple<', '>', '<') == "apple", "One sym"
assert between_markers("My new site",
"", "") == "My new site", "HTML"
assert between_markers('No[/b] hi', '[b]', '[/b]') == 'No', 'No opened'
assert between_markers('No [b]hi', '[b]', '[/b]') == 'hi', 'No close'
assert between_markers('No hi', '[b]', '[/b]') == 'No hi', 'No markers at all'
assert between_markers('No noway', '>', '<') == '', 'Wrong direction'
print('Wow, you are doing pretty good. Time to check it!')
Nov. 19, 2017
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