From c6aab192a23a848cc9580820336914ac3dd3a0f7 Mon Sep 17 00:00:00 2001
From: Heeseon Cheon <heeseon0315@gmail.com>
Date: Sat, 6 Jul 2024 23:01:48 +0900
Subject: [PATCH] =?UTF-8?q?[=EC=A0=84=ED=9D=AC=EC=84=A0]=2012=EC=A3=BC?=
 =?UTF-8?q?=EC=B0=A8=20=EB=AF=B8=EC=85=98=20=EC=A0=9C=EC=B6=9C=20(#114)?=
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diff --git "a/8th_members/\354\240\204\355\235\254\354\204\240/12\354\243\274\354\260\250.md" "b/8th_members/\354\240\204\355\235\254\354\204\240/12\354\243\274\354\260\250.md"
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+```
+✗ tree tests
+tests
+├── __init__.py
+├── test_normalize.py
+└── text_processing.py
+```
+- text_processing.py
+    ```python
+    def normalize(input_str):
+        """
+         인풋으로 받는 스트링에서 아래의 규칙으로 정규화된 스트링을 반환하는 함수입니다.
+        * 모든 단어들은 소문자로 변환됨
+        * 띄어쓰기는 한칸으로 되도록 함
+        * 앞뒤 필요없는 띄어쓰기는 제거함
+             Parameters:
+                 input_str (string): 영어로 된 대문자, 소문자, 띄어쓰기, 문장부호, 숫자로 이루어진 string
+                 ex - "   EXTRA   SPACE   "
+             Returns:
+                 normalized_string (string): 정규회된 string
+                 ex - 'extra space'
+             Examples:
+                 >>> import text_processing as tp
+                 >>> example = "   EXTRA   SPACE   "
+                 >>> tp.normalize(example)
+                 'extra space'
+        """
+        out = input_str.lower()
+        out = out.strip()
+        while '  ' in out:
+            out = out.replace('  ', ' ')
+        return out
+    ```
+- test_normalize.py
+    ```python
+    import unittest
+    from text_processing import normalize
+    
+    
+    class TestTextNormalize(unittest.TestCase):
+        def test_normalize(self):
+            test_str = "This is an example."
+            pred = normalize(test_str)
+            self.assertEqual(pred, "this is an example.")
+    
+        def test_extra_space(self):
+            test_str = "   EXTRA   SPACE   "
+            pred = normalize(test_str)
+            self.assertEqual(pred, "extra space")
+    
+        def test_uppercase(self):
+            test_str = "THIS IS ALL UPPERCASE!!"
+            pred = normalize(test_str)
+            self.assertEqual(pred, "this is all uppercase!!")
+    
+        def test_lowercase(self):
+            test_str = "this is all lowercase..."
+            pred = normalize(test_str)
+            self.assertEqual(pred, "this is all lowercase...")
+    
+        def test_whitespace(self):
+            test_str = "                   "
+            pred = normalize(test_str)
+            self.assertEqual(pred, "")
+    ```
+### Result
+<img width="733" alt="image" src="https://github.com/heehehe/CPython-Guide/assets/41580746/d8798a21-6399-42a2-a280-5d435e9ced16">