iterator solution in Clear category for Caps Lock by Vasily__Chibilyaev
switch = lambda flag: not flag
caps_lock_enabled = False
for chr in input_string:
if chr == 'a':
caps_lock_enabled = switch(caps_lock_enabled)
res_chr = ''
res_chr = chr.upper() if caps_lock_enabled else chr
def caps_lock(text: str) -> str:
if __name__ == '__main__':
print(caps_lock("Why are you asking me that?"))
# These "asserts" are used for self-checking and not for an auto-testing
assert caps_lock("Why are you asking me that?") == "Why RE YOU sking me thT?"
assert caps_lock("Always wanted to visit Zambia.") == "AlwYS Wnted to visit ZMBI."
print("Coding complete? Click 'Check' to earn cool rewards!")
March 6, 2019