'lower' method transform
'upper' method transfrom
'split' method transform
'strip' method transform
tests for lower-method
tests for 'upper' method
tests for 'split' method
regex quote split string
tests for 'strip' method
'get' method transform
fix `py-list-append' to handle empty lists
new test function for empty list type
tests for get method transform
actually, no
items method transform
fix
tests for items method
fix items transform
'keys' method transform
no more retarded markdown