Move classes to individual file.

compiler/base/delay_data.py

@@ -0,0 +1,43 @@
+# See LICENSE for licensing information.
+#
+# Copyright (c) 2016-2019 Regents of the University of California and The Board
+# of Regents for the Oklahoma Agricultural and Mechanical College
+# (acting for and on behalf of Oklahoma State University)
+# All rights reserved.
+#
+
+class delay_data():
+    """
+    This is the delay class to represent the delay information
+    Time is 50% of the signal to 50% of reference signal delay.
+    Slew is the 10% of the signal to 90% of signal
+    """
+    def __init__(self, delay=0.0, slew=0.0):
+        """ init function support two init method"""
+        # will take single input as a coordinate
+        self.delay = delay
+        self.slew = slew
+
+    def __str__(self):
+        """ override print function output """
+        return "Delay Data: Delay "+str(self.delay)+", Slew "+str(self.slew)+""
+
+    def __add__(self, other):
+        """
+        Override - function (left), for delay_data: a+b != b+a
+        """
+        assert isinstance(other,delay_data)
+        return delay_data(other.delay + self.delay,
+                          other.slew)
+
+    def __radd__(self, other):
+        """
+        Override - function (right), for delay_data: a+b != b+a
+        """
+        assert isinstance(other,delay_data)
+        return delay_data(other.delay + self.delay,
+                          self.slew)
+                          
+
+
+