From 52b36a7030796006471ca0c2a5c467386c46d465 Mon Sep 17 00:00:00 2001
From: Rob Falck <rfalck@nasa.gov>
Date: Tue, 8 Aug 2023 15:43:59 -0400
Subject: [PATCH] cleanup

---
 dymos/trajectory/trajectory.py | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/dymos/trajectory/trajectory.py b/dymos/trajectory/trajectory.py
index 3a73ce655..ffab7c13f 100644
--- a/dymos/trajectory/trajectory.py
+++ b/dymos/trajectory/trajectory.py
@@ -51,16 +51,7 @@ class Trajectory(om.Group):
     _phase_graph : nx.DiGraph
         A graph of linked phases.
     """
-    def __init__(self, parallel_phases=True, **kwargs):
-        """
-        Initialize a Trajectory instance.
-
-        Parameters
-        ----------
-        parallel_phases : bool
-            If True, make the phases subsystem a ParallelGroup otherwise
-            it will be a standard OpenMDAO Group.
-        """
+    def __init__(self, **kwargs):
         super(Trajectory, self).__init__(**kwargs)
 
         self._linkages = {}
@@ -68,7 +59,7 @@ def __init__(self, parallel_phases=True, **kwargs):
         self._phase_graph = nx.DiGraph()
 
         self.parameter_options = {}
-        self.phases = om.ParallelGroup() if parallel_phases else om.Group()
+        self.phases = om.ParallelGroup()
 
     def initialize(self):
         """