many pep8 improvements

gluon/contrib/gae_memcache.py

@@ -12,6 +12,7 @@ cache.ram=cache.disk=MemcacheClient(request)
 import time
 from google.appengine.api.memcache import Client
 
+
 class MemcacheClient(object):
 
     client = Client()
@@ -24,12 +25,12 @@ class MemcacheClient(object):
         key,
         f,
         time_expire=300,
-        ):
+    ):
         key = '%s/%s' % (self.request.application, key)
         dt = time_expire
         value = None
         obj = self.client.get(key)
-        if obj and (dt == None or obj[0] > time.time() - dt):
+        if obj and (dt is None or obj[0] > time.time() - dt):
             value = obj[1]
         elif f is None:
             if obj:
@@ -47,21 +48,21 @@ class MemcacheClient(object):
         self.client.set(key, (time.time(), value))
         return value
 
-    def clear(self, key = None):
+    def clear(self, key=None):
         if key:
             key = '%s/%s' % (self.request.application, key)
             self.client.delete(key)
         else:
             self.client.flush_all()
 
-    def delete(self,*a,**b):
-        return self.client.delete(*a,**b)
+    def delete(self, *a, **b):
+        return self.client.delete(*a, **b)
 
-    def get(self,*a,**b):
-        return self.client.delete(*a,**b)
+    def get(self, *a, **b):
+        return self.client.delete(*a, **b)
 
-    def set(self,*a,**b):
-        return self.client.delete(*a,**b)
+    def set(self, *a, **b):
+        return self.client.delete(*a, **b)
 
-    def flush_all(self,*a,**b):
-        return self.client.delete(*a,**b)
+    def flush_all(self, *a, **b):
+        return self.client.delete(*a, **b)