python print string fixed length

'''
   This code use for print string fixed length
'''
data="Life is very easy with Python"
print data[0:4]
'''
   print from where first "Py" found
'''
print data[data.find("Py"):]
'''
   print last six character
'''
print data[-6:]
print data[len(data)-6:len(data)]
'''
   from last six characters ignore last two characters
'''
print data[-6:-2]

Output:

Life
Python
Python
Python
Pyth