Python examples

test_isupper

isupper with "FOO" ⇒ "True"

isupper with "Foo" ⇒ "False"

test_split

split without parameter

"hello world".split() ⇒ "['hello', 'world']"

split with an int

"hello world".split(2) ⇒ Exception

test_upper

upper with "foo" ⇒ "FOO"