Fix invalid reference error SL#4297 (Aneesh Dogra)

An invalid reference error ("x_space referenced before assignment") occurs in the plotting function when a N..N range is provided. (N denotes any number) like 1..1, 2..2 etc.

1 files changed, 1 insertions, 1 deletions

diff --git a/plotlib.py b/plotlib.py
index d6527b9..4d54395 100644
--- a/plotlib.py
+++ b/plotlib.py
@@ -154,7 +154,7 @@ class CustomPlot(_PlotBase):
             self.maxy = max(float(y), self.maxy)
 
         if self.minx == self.maxx:
-            xYspace = 0.5
+            x_space = 0.5
         else:
             x_space = 0.02 * (self.maxx - self.minx)
         self.minx -= x_space