Fix anchored regexes and ipv6 format on Windows

jsonschema.py

@@ -230,7 +230,7 @@ def validate_patternProperties(self, patternProperties, instance, schema):
 
         for pattern, subschema in iteritems(patternProperties):
             for k, v in iteritems(instance):
-                if re.match(pattern, k):
+                if re.search(pattern, k):
                     for error in self.iter_errors(v, subschema):
                         yield error
 
@@ -346,7 +346,7 @@ def validate_uniqueItems(self, uI, instance, schema):
             yield ValidationError("%r has non-unique elements" % instance)
 
     def validate_pattern(self, patrn, instance, schema):
-        if self.is_type(instance, "string") and not re.match(patrn, instance):
+        if self.is_type(instance, "string") and not re.search(patrn, instance):
             yield ValidationError("%r does not match %r" % (instance, patrn))
 
     def validate_format(self, format, instance, schema):
@@ -710,28 +710,29 @@ def is_ip_address(instance):
         return False
 
 
-@FormatChecker.cls_checks("ipv6")
-def is_ipv6(instance):
-    """
-    Check whether the instance is a valid IPv6 address.
+if hasattr(socket, "inet_pton"):
+    @FormatChecker.cls_checks("ipv6")
+    def is_ipv6(instance):
+        """
+        Check whether the instance is a valid IPv6 address.
 
-    :argument str instance: the instance to check
-    :rtype: bool
+        :argument str instance: the instance to check
+        :rtype: bool
 
-        >>> is_ipv6("::1")
-        True
-        >>> is_ipv6("192.168.0.1")
-        False
-        >>> is_ipv6("1:1:1:1:1:1:1:1:1")
-        False
+            >>> is_ipv6("::1")
+            True
+            >>> is_ipv6("192.168.0.1")
+            False
+            >>> is_ipv6("1:1:1:1:1:1:1:1:1")
+            False
 
-    """
+        """
 
-    try:
-        socket.inet_pton(socket.AF_INET6, instance)
-        return True
-    except socket.error:
-        return False
+        try:
+            socket.inet_pton(socket.AF_INET6, instance)
+            return True
+        except socket.error:
+            return False
 
 
 @FormatChecker.cls_checks("host-name")