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String Boolean methods

Let's discuss some string methods, which return the value in the form of True or False based upon certain conditions. Sometime we are interested in strings which are ends with particular substring. For this we use string method endswith()

The syntax of the method is as follows:

str1.endswith(sub-string, begin,end)

The method returns True if string str1 ends with specified substring. The begin and end parameter represent the slice of string str1:

Consider the following example:

>>> str1 = "Life should be great rather than long">>> str1.endswith("ng")True>>> >>> str1.endswith("er")False>>> str1.endswith("er",0,27)True>>> 

The next method is startswith(), which works the same way as the previous method, just check the ...