diff --git a/04-CustomLibrary/Custometest/UIAssert.py b/04-CustomLibrary/Custometest/UIAssert.py
index 1515704..267c100 100644
--- a/04-CustomLibrary/Custometest/UIAssert.py
+++ b/04-CustomLibrary/Custometest/UIAssert.py
@@ -1,15 +1,22 @@
 import ssl, socket
 
+# content of test_json_schema.py
+from jsonschema import validators
+
+
 #获取页面证书信息
 def ttt():
-	hostname = 'vip.com'
-	ctx = ssl.create_default_context()
-	with ctx.wrap_socket(socket.socket(), server_hostname=hostname) as s:
-	    s.connect((hostname, 443))
-	    cert = s.getpeercert()
-	
-	subject = dict(x[0] for x in cert['subject'])
-	issued_to = subject['commonName']
-	issuer = dict(x[0] for x in cert['issuer'])
-	issued_by = issuer['commonName']
-	print(issued_by)
\ No newline at end of file
+    hostname = 'vip.com'
+    ctx = ssl.create_default_context()
+    with ctx.wrap_socket(socket.socket(), server_hostname=hostname) as s:
+        s.connect((hostname, 443))
+        cert = s.getpeercert()
+ 
+    subject = dict(x[0] for x in cert['subject'])
+    issued_to = subject['commonName']
+    issuer = dict(x[0] for x in cert['issuer'])
+    issued_by = issuer['commonName']
+    print(issued_by)
+
+
+