项目上传

doc/项目.txt

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+
+## 运行方式
+```bash
+cd src
+python main.py

src/users_utils.py

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+def count_word_occurrences(text, target_word):
+    """统计目标单词在文本中出现的次数（不区分大小写）"""
+    # 统一转为小写，避免大小写差异影响统计
+    lower_text = text.lower()
+    lower_target = target_word.lower()
+    # 分割文本并统计
+    return lower_text.split().count(lower_target)
+
+def reverse_string(input_str):
+    """反转输入的字符串"""
+    return input_str[::-1]
+
+# 测试
+if __name__ == "__main__":
+    test_text = "Hello world! Hello Python. Python is fun."
+    print("'python'出现次数：", count_word_occurrences(test_text, "Python"))  # 输出2
+    print("反转'Python'：", reverse_string("Python"))  # 输出'nohtyP'