diff --git a/masque/builder/pather_mixin.py b/masque/builder/pather_mixin.py
index f2b8229..b0ccf61 100644
--- a/masque/builder/pather_mixin.py
+++ b/masque/builder/pather_mixin.py
@@ -506,10 +506,7 @@ class PortPather:
         return self
 
     def path_from(self, *args, **kwargs) -> Self:
-        thru = kwargs.pop('thru', None)
         self.pather.path_into(args[0], self.port, *args[1:], **kwargs)
-        if thru is not None:
-            self.rename_from(thru)
         return self
 
     def mpath(self, *args, **kwargs) -> Self:
diff --git a/masque/builder/tools.py b/masque/builder/tools.py
index 1db156b..b80c1f8 100644
--- a/masque/builder/tools.py
+++ b/masque/builder/tools.py
@@ -623,8 +623,6 @@ class AutoTool(Tool, metaclass=ABCMeta):
             out_ptype_actual = out_transition.their_port.ptype
         elif ccw is not None:
             out_ptype_actual = bend.out_port.ptype
-        elif not numpy.isclose(straight_length, 0):
-            out_ptype_actual = straight.ptype
         else:
             out_ptype_actual = self.default_out_ptype
 
@@ -770,8 +768,6 @@ class AutoTool(Tool, metaclass=ABCMeta):
             out_ptype_actual = out_transition.their_port.ptype
         elif not numpy.isclose(jog_remaining, 0):
             out_ptype_actual = sbend.ptype
-        elif not numpy.isclose(straight_length, 0):
-            out_ptype_actual = straight.ptype
         else:
             out_ptype_actual = self.default_out_ptype