my_text = 'Aello world'
my_text = my_text.replace(my_text[0], 'H')
print (my_text)
>>> x = 'xpple bxnxnx cherry'
>>> a = x.replace(x,a) # replaces x with a
'apple banana cherry'
>>> first_a = x.replace(x,a,1) # only replaces first a
'apple bxnxnx cherry'
# Python3 program to demonstrate the
# use of replace() method
string = "geeks for geeks geeks geeks geeks"
# Prints the string by replacing geeks by Geeks
print(string.replace("geeks", "Geeks"))
# Prints the string by replacing only 3 occurrence of Geeks
print(string.replace("geeks", "GeeksforGeeks", 3))
text = 'Mohammad_Sadegh_Eslahi'
text = text.replace('_', ' ')
print(text)
>>>
'Mohammad Sadegh Eslahi'
>>> mystring = 'Hello World'
>>> mystring = '*'*len(mystring)
>>> print(mystring)
***********
>>> a = '&#'
>>> print a.replace('&', r'&')
&#
>>> print a.replace('#', r'#')
&#
>>>
string.replace(old character, new character, count)
my_text = 'Aello world'
my_text = my_text.replace(my_text[0], 'H')
print (my_text)
mytext = 'Hello Zorld'
mytext = mytext.replace('Z', 'W')
print mytext,