formating and vscode problems

hbdclass.py

@@ -1,6 +1,6 @@
 """
-host and connection class shared between hbd and 
-the websit's heartbeat.py  
+host and connection class shared between hbd and
+the websit's heartbeat.py
 
 """
 
@@ -234,7 +234,7 @@ class Host:
         return self.dyn
 
     def isIPv4(self, addr):
-        if type(addr) == type(()):
+        if isinstance(addr, tuple):
             return addr[0].find(".") > 0
         else:
             return addr.find(".") > 0
@@ -328,7 +328,7 @@ class Host:
             hostfields = Host.hostfields_long
         h = []
         for f in hostfields:
-            if type(f) == type(()):
+            if isinstance(f, tuple):
                 h.append(self.gene(tag, hd[f[0]], f[1]))
             else:
                 h.append(self.gene(tag, hd[f]))
@@ -354,7 +354,7 @@ class Host:
         res = []
         le = max(40 - len(Host.hosts), 3)
         res.append("<h4>Log of Events</h4>")
-        for m in msgs[len(msgs) - le :]:
+        for m in msgs[len(msgs) - le:]:
             res.append("%s<BR>" % m)
         return res