网络数据采集（爬虫基础）

260324+2509165015/douban.py

@@ -0,0 +1,30 @@
+import requests
+from bs4 import BeautifulSoup
+import time
+BASE_URL = "https://xxx.com/list?page="  
+START_PAGE = 1                           
+END_PAGE = 100                           
+HEADERS = {
+    "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
+}
+
+def crawl_page(page):
+    url = f"{BASE_URL}{page}"
+    try:
+        resp = requests.get(url, headers=HEADERS, timeout=10)
+        resp.raise_for_status()
+        soup = BeautifulSoup(resp.text, "html.parser")
+        items = soup.find_all("div", class_="item")
+        for item in items:
+            title = item.find("h3").get_text(strip=True)
+            print(title)
+
+        print(f"第 {page} 页爬取完成")
+
+    except Exception as e:
+        print(f"第 {page} 页出错：{e}")
+
+if __name__ == "__main__":
+    for page in range(START_PAGE, END_PAGE + 1):
+        crawl_page(page)
+        time.sleep(1)