<s> import os <EOL> import sys <EOL> import hashlib <EOL> def file_exists ( filepath ) : <EOL> if os . path . exists ( filepath ) and os . path . isfile ( filepath ) : <EOL> return True <EOL> else : <EOL> return False <EOL> def read_bin ( filepath ) : <EOL> with open ( filepath , '<STR_LIT:rb>' ) as bin_reader : <EOL> return bin_reader . read ( ) <EOL> class Hasher ( object ) : <EOL> def __init__ ( self ) : <EOL> pass <EOL> def md5 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . md5 ( data ) . hexdigest ( ) <EOL> def sha1 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . sha1 ( data ) . hexdigest ( ) <EOL> def sha224 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . sha224 ( data ) . hexdigest ( ) <EOL> def sha256 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . sha256 ( data ) . hexdigest ( ) <EOL> def sha384 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . sha384 ( data ) . hexdigest ( ) <EOL> def sha512 ( self , filepath ) : <EOL> data = self . _read_file ( filepath ) <EOL> return hashlib . sha512 ( data ) . hexdigest ( ) <EOL> def _read_file ( self , filepath ) : <EOL> return read_bin ( filepath ) <EOL> class HashChecker ( object ) : <EOL> def __init__ ( self ) : <EOL> self . files = <NUM_LIT:0> <EOL> self . hashes = <NUM_LIT:0> <EOL> self . error = False <EOL> self . error_number = <NUM_LIT:0> <EOL> self . error_one = "<STR_LIT>" <EOL> self . error_two = "<STR_LIT>" <EOL> self . filepath_one = "<STR_LIT>" <EOL> self . filepath_two = "<STR_LIT>" <EOL> self . hash_one = "<STR_LIT>" <EOL> self . hash_two = "<STR_LIT>" <EOL> self . hash_type = "<STR_LIT>" <EOL> def compare ( self , arg_list ) : <EOL> for argument in arg_list : <EOL> if file_exists ( argument ) : <EOL> if self . files == <NUM_LIT:0> : <EOL> self . filepath_one = argument <EOL> else : <EOL> self . filepath_two = argument <EOL> self . files += <NUM_LIT:1> <EOL> elif self . is_hash ( argument ) : <EOL> if self . hashes == <NUM_LIT:0> : <EOL> self . hash_one = argument <EOL> else : <EOL> self . hash_two = argument <EOL> self . hashes += <NUM_LIT:1> <EOL> else : <EOL> self . error = True <EOL> if self . error_number == <NUM_LIT:0> : <EOL> self . error_one = argument <EOL> else : <EOL> self . error_two = argument <EOL> self . error_number += <NUM_LIT:1> <EOL> if self . error is True : <EOL> if self . error_number == <NUM_LIT:1> : <EOL> sys . stderr . write ( "<STR_LIT:U+0020>" ) <EOL> sys . stderr . write ( self . error_one + "<STR_LIT>" ) <EOL> sys . exit ( <NUM_LIT:1> ) <EOL> else : <EOL> sys . stderr . write ( "<STR_LIT:U+0020>" ) <EOL> sys . stderr . write ( self . error_one + "<STR_LIT>" ) <EOL> sys . stderr . write ( self . error_two + "<STR_LIT>" ) <EOL> sys . stderr . write ( "<STR_LIT>" ) <EOL> sys . exit ( <NUM_LIT:1> ) <EOL> else : <EOL> if self . hashes == <NUM_LIT:2> and self . files == <NUM_LIT:0> : <EOL> if self . hash_to_hash ( ) is True : <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> else : <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( self . hash_one ) <EOL> print ( self . hash_two ) <EOL> print ( self . differ ( self . hash_one , self . hash_two ) ) <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> elif self . hashes == <NUM_LIT:1> and self . files == <NUM_LIT:1> : <EOL> result_dict = self . file_to_hash ( ) <EOL> print ( result_dict [ '<STR_LIT:type>' ] + "<STR_LIT>" + self . filepath_one + "<STR_LIT>" ) <EOL> print ( result_dict [ '<STR_LIT>' ] ) <EOL> print ( result_dict [ '<STR_LIT:type>' ] + "<STR_LIT>" ) <EOL> print ( self . hash_one ) <EOL> if result_dict [ '<STR_LIT>' ] is True : <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> else : <EOL> print ( self . differ ( result_dict [ '<STR_LIT>' ] , self . hash_one ) ) <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> elif self . hashes == <NUM_LIT:0> and self . files == <NUM_LIT:2> : <EOL> result_dict = self . file_to_file ( ) <EOL> print ( result_dict [ '<STR_LIT:type>' ] + "<STR_LIT>" + self . filepath_one + "<STR_LIT>" ) <EOL> print ( result_dict [ '<STR_LIT>' ] ) <EOL> print ( result_dict [ '<STR_LIT:type>' ] + "<STR_LIT>" + self . filepath_two + "<STR_LIT>" ) <EOL> print ( result_dict [ '<STR_LIT>' ] ) <EOL> if result_dict [ '<STR_LIT>' ] is True : <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> else : <EOL> print ( self . differ ( result_dict [ '<STR_LIT>' ] , result_dict [ '<STR_LIT>' ] ) ) <EOL> print ( "<STR_LIT:U+0020>" ) <EOL> print ( "<STR_LIT>" ) <EOL> def is_hash ( self , test_hash ) : <EOL> hash_length = len ( test_hash ) <EOL> if hash_length == <NUM_LIT:32> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> elif hash_length == <NUM_LIT> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> elif hash_length == <NUM_LIT> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> elif hash_length == <NUM_LIT:64> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> elif hash_length == <NUM_LIT> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> elif hash_length == <NUM_LIT> : <EOL> self . hash_type = "<STR_LIT>" <EOL> return True <EOL> else : <EOL> return False <EOL> def hash_to_hash ( self ) : <EOL> if self . hash_one == self . hash_two : <EOL> return True <EOL> else : <EOL> return False <EOL> def file_to_hash ( self ) : <EOL> hasher = Hasher ( ) <EOL> if self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . md5 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> elif self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . sha1 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> elif self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . sha224 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> elif self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . sha256 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> elif self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . sha384 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> elif self . hash_type == "<STR_LIT>" : <EOL> hash_digest = hasher . sha512 ( self . filepath_one ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest , '<STR_LIT>' : hash_digest == self . hash_one } <EOL> def file_to_file ( self ) : <EOL> hasher = Hasher ( ) <EOL> hash_digest_one = hasher . sha256 ( self . filepath_one ) <EOL> hash_digest_two = hasher . sha256 ( self . filepath_two ) <EOL> return { '<STR_LIT:type>' : '<STR_LIT>' , '<STR_LIT>' : hash_digest_one , '<STR_LIT>' : hash_digest_two , '<STR_LIT>' : hash_digest_one == hash_digest_two } <EOL> def differ ( self , file_hash , test_hash ) : <EOL> diff_list = [ ] <EOL> i = <NUM_LIT:0> <EOL> if len ( file_hash ) == len ( test_hash ) : <EOL> for x in file_hash : <EOL> if test_hash [ i ] == x : <EOL> diff_list . append ( '<STR_LIT:=>' ) <EOL> else : <EOL> diff_list . append ( '<STR_LIT>' ) <EOL> i += <NUM_LIT:1> <EOL> return '<STR_LIT>' . join ( diff_list ) <EOL> else : <EOL> return "<STR_LIT:U+0020>" </s>
