BinToPcd.py: Update regex strings to use raw strings

BaseTools/Scripts/BinToPcd.py

@@ -10,12 +10,12 @@
 '''
 from __future__ import print_function
 
-import sys
 import argparse
-import re
 import io
-import struct
 import math
+import re
+import struct
+import sys
 
 #
 # Globals for help information
@@ -37,17 +37,17 @@ def ValidateUnsignedInteger (Argument):
         return Value
 
     def ValidatePcdName (Argument):
-        if re.split ('[a-zA-Z\_][a-zA-Z0-9\_]*\.[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) != ['', '']:
+        if re.split (r'[a-zA-Z\_][a-zA-Z0-9\_]*\.[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) != ['', '']:
             Message = '{Argument} is not in the form <PcdTokenSpaceGuidCName>.<PcdCName>'.format (Argument = Argument)
             raise argparse.ArgumentTypeError (Message)
         return Argument
 
     def ValidateGuidName (Argument):
-        if re.split ('[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) != ['', '']:
+        if re.split (r'[a-zA-Z\_][a-zA-Z0-9\_]*', Argument) != ['', '']:
             Message = '{Argument} is not a valid GUID C name'.format (Argument = Argument)
             raise argparse.ArgumentTypeError (Message)
         return Argument
-    
+
     def XdrPackBuffer (buffer):
         packed_bytes = io.BytesIO()
         for unpacked_bytes in buffer: