/Python/Insert character into string at position x python

Insert character into string at position x python

def ins(a,b,c):
    return a[:c]+b+a[c:]
a is original string
b is inserted character
c is position
#with error handling
def ins(a,b,c):
    if type(a)!=str:
      raise("TypeError: Ins takes first arg as a string.")
    elif type(b)!=str:
      raise("TypeError: Ins takes second arg as a string.")
    elif type(c)!=int:
      raise("Type error: Ins takes an int for position")
    return a[:c]+b+a[c:]

Insert character in string python

>>> s[:4] + '-' + s[4:]
'3558-79ACB6'

Source: stackoverflow.com

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