更新 written.md

q1/main.py

@@ -1,38 +0,0 @@
-import json
-
-def analyze_log(filepath: str) -> dict:
-    result = {
-        "total": 0,
-        "by_level": {},
-        "by_user": {},
-        "last_error": None
-    }
-    try:
-        with open(filepath, 'r', encoding='utf-8') as f:
-            for line in f:
-                line = line.strip()
-                if not line:
-                    continue
-                try:
-                    log_data = json.loads(line)
-                except json.JSONDecodeError:
-                    continue
-                result["total"] += 1
-                level = log_data.get("level")
-                if level:
-                    result["by_level"][level] = result["by_level"].get(level, 0) + 1
-                user = log_data.get("user")
-                if user:
-                    result["by_user"][user] = result["by_user"].get(user, 0) + 1
-                if level == "ERROR":
-                    result["last_error"] = log_data.get("message")
-    except FileNotFoundError:
-        pass
-    return result
-
-
-if __name__ == "__main__":
-    
-    res = analyze_log("app.jsonl")
-    print(res)
-     print("成功")

written.md

@@ -60,7 +60,7 @@
 4. 依次执行以下代码，输出是什么？
 
    ```python
-   s = "  hello  "
+   s = " hello "
    print(len(s))
    print(len(s.strip()))
    ```