#10 joy.y

joy · joy · commit 209017ef8d87 · 2021-10-09T15:06:03.000+09:00
diff --git a/10_telephone/telephone.py b/10_telephone/telephone.py
@@ -0,0 +1,83 @@
+#!/usr/bin/env python3
+"""
+Author : NowHappy <rlfmalehd@gmail.com>
+Date   : 2021-10-09
+Purpose: Telephone
+"""
+
+import argparse
+import random
+import os
+import string
+
+# --------------------------------------------------
+def get_args():
+    """Get command-line arguments"""
+
+    parser = argparse.ArgumentParser(
+        description='Telephone',
+        formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+
+    parser.add_argument('text',
+                        metavar='text',
+                        help='Input text of file')
+
+    parser.add_argument('-s',
+                        '--seed',
+                        help='Random seed',
+                        metavar='seed',
+                        type=int,
+                        default=None)
+
+    parser.add_argument('-m',
+                        '--mutations',
+                        help='Percent mutations',
+                        metavar='mutations',
+                        type=float,
+                        default=0.1)
+
+    args = parser.parse_args()
+
+    if args.mutations > 1 or args.mutations < 0:
+        parser.error(f'--mutations "{args.mutations}" must be between 0 and 1')
+
+    return args
+
+
+# --------------------------------------------------
+def main():
+    """Make a jazz noise here"""
+
+    args = get_args()
+    text = args.text
+    mutations = args.mutations
+    random.seed(args.seed)
+    alpha = ''.join(sorted(string.ascii_letters + string.punctuation))
+
+    new_text_line = []
+    if os.path.isfile(text):
+        print('You said: ', end='')
+        for line in open(text, 'rt'):
+            new_text_line = list(line.rstrip())
+            print(f'"{line.rstrip()}"')
+            len_text = len(line.rstrip())
+            num_mutations = round(len_text * mutations)
+            for i in random.sample(range(len_text), num_mutations):
+                # print(f'i = {i}, char = {line[i]}, index = {alpha.find(line[i])}')
+                # list.index 함수로 색인 위치 찾으면 없을때 error 발생. 있는지 확인하고 쓰던가 아니면 find 함수 쓸 것!!
+                # find 반환값 : 색인 위치. 찾을 수 없는 경우 -1 반환
+                new_text_line[i] = random.choice(alpha.replace(line[i], '')) # replace 함수는 line[i] 에 해당하는 문자가 alpha에 '있으면' 해당 문자를 치환한다. 없어도 error 안 남.
+        print(f'I heard : "' + ''.join(new_text_line)+ '"')
+    else:
+        print(f'You said: "{text}"')
+        new_text_line = list(text)
+        len_text = len(text)
+        num_mutations = round(len_text * mutations)
+        for i in random.sample(range(len_text), num_mutations):
+            new_text_line[i] = random.choice(alpha.replace(text[i], ''))
+        print(f'I heard : "' + ''.join(new_text_line)+ '"')
+
+
+# --------------------------------------------------
+if __name__ == '__main__':
+    main()
