"c:\\user\\path\\to\\file"
r"c:\user\path\to\file
# this happens because \u is the default escape code for unicode and is fixed
# either by using double slashes (no \u anymore) or converting to raw string
r'C:\Users\expoperialed\Desktop\Python'
'C:\\Users\\expoperialed\\Desktop\\Python'
'C:/Users/expoperialed/Desktop/Python'
#change \ to double back slashes or use forward slashes