ENH: Added units and changing labels to nickname PVs

pydm/widgets/multi_axis_plot.py

@@ -264,7 +264,8 @@ def autoVisible(self, axisName):
             label = axisName + ": "
             for curve in axis._curves:
                 if curve.isVisible():
-                    label += str(curve.name()) + ", "
+                    if curve.name() != "":
+                        label += str(curve.name()) + " (" + str(curve.units or "") + "), "
                     shouldShow = True
             axis.setLabel(label[:-2])
             if shouldShow:

pydm/widgets/timeplot.py

@@ -9,6 +9,7 @@
 from .baseplot import BasePlot, BasePlotCurveItem
 from .channel import PyDMChannel
 from ..utilities import remove_protocol
+from epics import caget
 
 import logging
 
@@ -101,6 +102,7 @@ def __init__(self, channel_address=None, plot_by_timestamps=True, plot_style="Li
         self.latest_value = None
         self.channel = None
         self.address = channel_address
+        self.units = caget(self.address+".EGU") if self.address else None
         super(TimePlotCurveItem, self).__init__(**kws)
 
     def to_dict(self):
@@ -117,6 +119,7 @@ def address(self):
     @address.setter
     def address(self, new_address: str):
         """Creates the channel for the input address for communicating with the address' plugin."""
+        self.units = caget(new_address+".EGU") if new_address else None
         if not new_address:
             self.channel = None
             return