Returns a Boolean stating whether the string is in Title case.
str. istitle()
bool
#TODO
For 8-bit strings, this method is locale-dependent. Returns False if string is empty.
>>> ''.istitle()
False
>>> 'abc123'.istitle()
False
>>> 'abc'.istitle()
False
>>> '123'.istitle()
False
>>> 'Abc Def'.istitle()
True
>>> 'Abc def'.istitle()
False
>>> '!@#'.istitle()
False
>>> ' '.istitle()
False
>>> 'ABC'.istitle()
Falseisalnum(), isalpha(), isdigit(), islower(), isspace(), istitle(), isupper()