file " _decode_unicode py"line in print(characters encode("ascii")unicodeencodeerror'asciicodec can' encode character '\xe in position ordinal not in range( do you understand the importance of encoding nowthe accented character is represented as different byte for each encodingif we use the wrong one when we are decoding bytes to textwe get the wrong character the exception in the last case is not always the desired behaviorthere may be cases where we want the unknown characters to be handled in different way the encode method takes an optional string argument named errors that can define how such characters should be handled this string can be one of the followingstrict replace ignore xmlcharrefreplace the strict replacement strategy is the default we just saw when byte sequence is encountered that does not have valid representation in the requested encodingan exception is raised when the replace strategy is usedthe character is replaced with different characterin asciiit is question markother encodings may use different symbolssuch as an empty box the ignore strategy simply discards any bytes it doesn' understandwhile the xmlcharrefreplace strategy creates an xml entity representing the unicode character this can be useful when converting unknown strings for use in an xml document here' how each of the strategies affects our sample wordstrategy "clicheencode("ascii"strategyreplace ignore xmlcharrefreplace 'clich? 'clichb'clich&# ;it is possible to call the str encode and bytes decode methods without passing an encoding string the encoding will be set to the default encoding for the current platform this will depend on the current operating system and locale or regional settingsyou can look it up using the sys getdefaultencoding(function it is usually good idea to specify the encoding explicitlythoughsince the default encoding for platform may changeor the program may one day be extended to work on text from wider variety of sources