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Posted on Sep 06, 2024

Use Python 3.7 and based on the test code ## encode and decode functions using dictionaries def create_edict (codestring) def create_ddict (codestring): def encode_dictionary (e_dict,

Use Python 3.7 and based on the test code

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## encode and decode functions using dictionaries def create_edict (codestring) def create_ddict (codestring): def encode_dictionary (e_dict, plaintext) def decode_dictionary (d dict, ciphertext) pass pass pass pass ## test dictionary operation def testcreateedict (self) codestring JMBCYEELFDGUNVEINKRTOSPZQA- codestring2 edict2 Pa self. assertEqual (create edict (codestring), edict1) elf. assertEqual (create edict (codestring2). edict2) self. assertEqual (create edict (codestring3) edict3) def testcreateddict (self) codestringJMECYEKLFDGUNVHINXRTOSPZOA- codestrig2HITELNOPORSTUVWXTZABCDEFG ddictl ddict2 self. assertEqual (create ddict (codestringl), d dictl self. assertEqual (create_ddiot (codestring2), ddict2) elf. assertEqual (create ddict (codestring3, ddict3) def testdecodedict (self) codest ring-BCDEFGELTSLINOPQRSTUVVXYZA- elf. asertEqual (decode dictionary (create ddict (codestring), CDE BCD self. assertEqual (decode dictionary (create ddict (codetring AB)YYA self. assertNotEqual (decode dictionary (create ddict (codestring ABC. ABC) def testdecodedictvithextras (self) self.asse rtEqual decode, det io ar (create ddict (codestring), , ) "ABIN $ self.assertEqual(decode_dct1onary (create_ddict (codest ring).----APS#$! self. assertEqual (decode_dictionary(create ddict (codesting 1234567..."1234567..) def testdecodedictvithlowercase (self) codest ring" ("JMETEKLFDGUTVHNXRTOSPZQA_*) self. assertEqual (decode dictionary(create ddict (codestring,-cy self. assertEqual (decode dictionary (ereate_ddiet (codestring) def testencodedict (self) self.assertEqual (encode-dictionary (create_edict (codestring). "DEF'), vEFG") self. assertEqual (encode dictionary (create edict (codestring AAAB) BBBC self.assertNotEqual(encode-dictionary (create_cdict (codestring). ABC"), "ABC") def testencodedictvithlcrercase(elf) codestringJMECYEKLFDG UVWHINXRTOSPTOA- self.assertEqual(encode_dictionary (create-edict (codestring. "Abe. self.assertEqual (encode-dictionary (create-edict (codetring) self. asserthotEqual (encode dictionary(create edict (codestring) De :*). TB.-cY APS#$!"), " APS#t!") det testencodedictvithextras (self) codest ring" ("JMRTEKLFDGTWHNXRTOSPZQh-*) self. assrEqal (encode dictionary(create edict (codestringAC, DE self. aszertEqual (encode_dictiomary(create edict (codestring self. assertEqual (encode_dictionary (create edict (codestring). 1234567.. "1234567.) APSAS ## encode and decode functions using dictionaries def create_edict (codestring) def create_ddict (codestring): def encode_dictionary (e_dict, plaintext) def decode_dictionary (d dict, ciphertext) pass pass pass pass ## test dictionary operation def testcreateedict (self) codestring JMBCYEELFDGUNVEINKRTOSPZQA- codestring2 edict2 Pa self. assertEqual (create edict (codestring), edict1) elf. assertEqual (create edict (codestring2). edict2) self. assertEqual (create edict (codestring3) edict3) def testcreateddict (self) codestringJMECYEKLFDGUNVHINXRTOSPZOA- codestrig2HITELNOPORSTUVWXTZABCDEFG ddictl ddict2 self. assertEqual (create ddict (codestringl), d dictl self. assertEqual (create_ddiot (codestring2), ddict2) elf. assertEqual (create ddict (codestring3, ddict3) def testdecodedict (self) codest ring-BCDEFGELTSLINOPQRSTUVVXYZA- elf. asertEqual (decode dictionary (create ddict (codestring), CDE BCD self. assertEqual (decode dictionary (create ddict (codetring AB)YYA self. assertNotEqual (decode dictionary (create ddict (codestring ABC. ABC) def testdecodedictvithextras (self) self.asse rtEqual decode, det io ar (create ddict (codestring), , ) "ABIN $ self.assertEqual(decode_dct1onary (create_ddict (codest ring).----APS#$! self. assertEqual (decode_dictionary(create ddict (codesting 1234567..."1234567..) def testdecodedictvithlowercase (self) codest ring" ("JMETEKLFDGUTVHNXRTOSPZQA_*) self. assertEqual (decode dictionary(create ddict (codestring,-cy self. assertEqual (decode dictionary (ereate_ddiet (codestring) def testencodedict (self) self.assertEqual (encode-dictionary (create_edict (codestring). "DEF'), vEFG") self. assertEqual (encode dictionary (create edict (codestring AAAB) BBBC self.assertNotEqual(encode-dictionary (create_cdict (codestring). ABC"), "ABC") def testencodedictvithlcrercase(elf) codestringJMECYEKLFDG UVWHINXRTOSPTOA- self.assertEqual(encode_dictionary (create-edict (codestring. "Abe. self.assertEqual (encode-dictionary (create-edict (codetring) self. asserthotEqual (encode dictionary(create edict (codestring) De :*). TB.-cY APS#$!"), " APS#t!") det testencodedictvithextras (self) codest ring" ("JMRTEKLFDGTWHNXRTOSPZQh-*) self. assrEqal (encode dictionary(create edict (codestringAC, DE self. aszertEqual (encode_dictiomary(create edict (codestring self. assertEqual (encode_dictionary (create edict (codestring). 1234567.. "1234567.) APSAS