python swapping characters in string
def swap(string, i, j):
"""
Swapping between 2 given indices of a chars in a string
:param string: string
:param i: first index
:param j: second index
:return: new string with the swapped chars
"""
string = list(string)
string[i], string[j] = string[j], string[i]
return ''.join(string)
# EXAMPLE
str = "example"
print(swap(str, 0, 1)) # print "xeample"