diff --git a/chaquo/src/main/python/base/spider.py b/chaquo/src/main/python/base/spider.py
index 75e905a95..ec61e06b7 100644
--- a/chaquo/src/main/python/base/spider.py
+++ b/chaquo/src/main/python/base/spider.py
@@ -69,44 +69,26 @@ class Spider(metaclass=ABCMeta):
     def getDependence(self):
         return []
 
-    def regStr(self, src, reg, group=1):
-        m = re.search(reg, src)
-        src = ''
-        if m:
-            src = m.group(group)
-        return src
+    def loadModule(self, name, path):
+        return SourceFileLoader(name, path).load_module()
 
-    def str2json(self, str):
-        return json.loads(str)
+    def removeHtmlTags(self, src):
+        clean = re.compile('<.*?>')
+        return re.sub(clean, '', src)
 
     def cleanText(self, src):
         clean = re.sub('[\U0001F600-\U0001F64F\U0001F300-\U0001F5FF\U0001F680-\U0001F6FF\U0001F1E0-\U0001F1FF]', '', src)
         return clean
 
-    def fetch(self, url, cookies=None, headers=None, timeout=5, verify=True, stream=False, allow_redirects = True):
-        rsp = requests.get(url, cookies=cookies, headers=headers, timeout=timeout, verify=verify, stream=stream, allow_redirects=allow_redirects)
-        rsp.encoding = 'utf-8'
-        return rsp
-
-    def post(self, url, data, cookies=None, headers=None, timeout=5, verify=True, stream=False, allow_redirects = True):
-        rsp = requests.post(url, data=data, cookies=cookies, headers=headers, timeout=timeout, verify=verify, stream=stream, allow_redirects=allow_redirects)
+    def fetch(self, url, params=None, cookies=None, headers=None, timeout=5, verify=True, stream=False, allow_redirects = True):
+        rsp = requests.get(url, params=params, cookies=cookies, headers=headers, timeout=timeout, verify=verify, stream=stream, allow_redirects=allow_redirects)
         rsp.encoding = 'utf-8'
         return rsp
 
-    def postJson(self, url, json, cookies=None, headers=None, timeout=5, verify=True, stream=False, allow_redirects = True):
-        rsp = requests.post(url, json=json, cookies=cookies, headers=headers, timeout=timeout, verify=verify, stream=stream, allow_redirects=allow_redirects)
+    def post(self, url, params=None, data=None, json=None, cookies=None, headers=None, timeout=5, verify=True, stream=False, allow_redirects = True):
+        rsp = requests.post(url, params=params, data=data, json=json, cookies=cookies, headers=headers, timeout=timeout, verify=verify, stream=stream, allow_redirects=allow_redirects)
         rsp.encoding = 'utf-8'
         return rsp
 
     def html(self, content):
         return etree.HTML(content)
-
-    def xpText(self, root, expr):
-        ele = root.xpath(expr)
-        if len(ele) == 0:
-            return ''
-        else:
-            return ele[0]
-
-    def loadModule(self, name, path):
-        return SourceFileLoader(name, path).load_module()