bytearray.ljust(width[, fillbyte]) Return a copy of the object left justified in a sequence of length width. Padding

str.rpartition(sep) Split the string at the last occurrence of sep, and return a 3-tuple containing the part before

bytes.swapcase() bytearray.swapcase() Return a copy of the sequence with all the lowercase ASCII characters converted

bytearray.count(sub[, start[, end]]) Return the number of non-overlapping occurrences of subsequence sub in the range

str.replace(old, new[, count]) Return a copy of the string with all occurrences of substring old replaced by new

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

str.islower() Return true if all cased characters [4] in the string are lowercase and there is at least one cased character

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

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

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