str.join(iterable) Return a string which is the concatenation of the strings in the iterable

bytes.translate(table[, delete]) bytearray.translate(table[, delete]) Return a copy of the bytes or bytearray object

copy() Return a shallow copy of the dictionary.

bytes.rsplit(sep=None, maxsplit=-1) bytearray.rsplit(sep=None, maxsplit=-1) Split the binary sequence into subsequences

str.isidentifier() Return true if the string is a valid identifier according to the language definition, section Identifiers

bytes.istitle() bytearray.istitle() Return true if the sequence is ASCII titlecase and the sequence is not empty

str.split(sep=None, maxsplit=-1) Return a list of the words in the string, using sep as the delimiter string. If maxsplit

union(other, ...) set | other | ... Return a new set with elements from the set and all others.

str.format(*args, **kwargs) Perform a string formatting operation. The string on which this method is called can contain literal

issubset(other) set <= other Test whether every element in the set is in other.