diff --git a/src/test.py b/src/test.py
index 81bb2ef..aa26b83 100644
--- a/src/test.py
+++ b/src/test.py
@@ -34,10 +34,10 @@ W1 = wireviz.Cable("W1", colors=COLORS_I2C)
 W2 = wireviz.Cable("W2", colors=COLORS_I2C)
 W3 = wireviz.Cable("W3", colors=('BK','BU','OG','VT'))
 W4 = wireviz.Cable("W4", colors=('BK','RD'))
-W1.connect(X1,(1,2,3,4),(1,2,3,4),X2,(1,2,3,4))
-W2.connect(X1,(1,2,3,4),(1,2,3,4),X3,(1,2,3,4))
-W3.connect(X1,(1,5,6,7),(1,2,3,4),X4,(1,3,4,5))
-W4.connect(X5,(1,2),(1,2),X4,(1,2))
+W1.connect(X1,(1,2,3,4),'auto',X2,'auto')
+W2.connect(X1,(1,2,3,4),'auto',X3,'auto')
+W3.connect(X1,(1,5,6,7),'auto',X4,(1,3,4,5))
+W4.connect(X5,'auto','auto',X4,'auto')
 objects = [X1, X2, X3, X4, X5, W1, W2, W3, W4]
 
 with open('output/output.dot','w') as f:
diff --git a/src/wireviz.py b/src/wireviz.py
index a93252f..ae395b5 100644
--- a/src/wireviz.py
+++ b/src/wireviz.py
@@ -117,11 +117,20 @@ class Cable:
             self.colors = self.colors + ('Shield',)
 
     def connect(self, from_name, from_pin, via, to_name, to_pin):
+        if from_pin == 'auto':
+            from_pin = tuple(x+1 for x in range(len(self.colors)))
+        if via == 'auto':
+            via = tuple(x+1 for x in range(len(self.colors)))
+        if to_pin == 'auto':
+            to_pin = tuple(x+1 for x in range(len(self.colors)))
         if len(from_pin) != len(to_pin):
             raise Exception("from_pin must have the same number of elements as to_pin")
         for i, x in enumerate(from_pin):
             self.connections.append((from_name, from_pin[i], via[i], to_name, to_pin[i]))
 
+    def connect_all_straight(self, from_name, to_name):
+        self.connect(from_name, 'auto', 'auto', to_name, 'auto')
+
     def __repr__(self):
         return "{} = {} {}\n     {}".format(self.name, len(self.colors), self.colors, self.connections)