Ways to print escape characters in Python
Escape characters are characters that are generally used to perform certain tasks and their usage in code directs the compiler to take a suitable action mapped to that character.
Example :
'\n' --> Leaves a line '\t' --> Leaves a space
# Python code to demonstrate escape character # string ch = "I\nLove\tGeeksforgeeks" print ( "The string after resolving escape character is : " ) print (ch) |
Output :
The string after resolving escape character is : I Love Geeksforgeeks
But in certain cases it is desired not to resolve escapes, i.e the entire unresolved string has
to be printed. These are achieved by following ways.
Using repr()
This function returns a string in its printable format, i.e doesn’t resolve the escape sequences.
# Python code to demonstrate printing # escape characters from repr() # initializing target string ch = "I\nLove\tGeeksforgeeks" print ( "The string without repr() is : " ) print (ch) print ( "\r" ) print ( "The string after using repr() is : " ) print ( repr (ch)) |
Output :
The string without repr() is : I Love Geeksforgeeks The string after using repr() is : 'I\nLove\tGeeksforgeeks'
Using “r/R”
Adding “r” or “R” to the target string triggers a repr() to the string internally and stops from the resolution of escape characters.
# Python code to demonstrate printing # escape characters from "r" or "R" # initializing target string ch = "I\nLove\tGeeksforgeeks" print ( "The string without r / R is : " ) print (ch) print ( "\r" ) # using "r" to prevent resolution ch1 = r "I\nLove\tGeeksforgeeks" print ( "The string after using r is : " ) print (ch1) print ( "\r" ) # using "R" to prevent resolution ch2 = R "I\nLove\tGeeksforgeeks" print ( "The string after using R is : " ) print (ch2) |
Output :
The string without r/R is : I Love Geeksforgeeks The string after using r is : I\nLove\tGeeksforgeeks The string after using R is : I\nLove\tGeeksforgeeks
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