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Solutions for "Second Index" solution in Clear category for Second Index by FUbaer
def second_index(text: str, symbol: str) -> [int, None]:
try: # try
x = text.index(symbol[0]) # search for the symbol in text and save the position
if x > -1: # if a symbl was found
x = text.index(symbol[0],x+1) # keep searching
return x # reuturn the second occurrence
except ValueError: # no occurrence
return None # return nothing
if __name__ == '__main__':
print('Example:')
print(second_index("hi", " "))
'''
# These "asserts" are used for self-checking and not for an auto-testing
assert second_index("sims","s") == 3, "First"
assert second_index("find the river", "e") == 12, "Second"
assert second_index("hi", " ") is None, "Third"
assert second_index("hi mayor", " ") is None, "Fourth"
assert second_index("hi mr Mayor", " ") == 5, "Fifth"
print('You are awesome! All tests are done! Go Check it!')
'''
Jan. 28, 2020