move float_or_nan to utils

1 files changed, 0 insertions, 8 deletions

diff --git a/lib/plotter.py b/lib/plotter.py
index e4d9926..2398c12 100755
--- a/lib/plotter.py
+++ b/lib/plotter.py
@@ -6,14 +6,6 @@ import matplotlib.pyplot as plt
 import re
 from matplotlib.patches import Polygon
 
-def float_or_nan(n):
-    if n == None:
-        return np.nan
-    try:
-        return float(n)
-    except ValueError:
-        return np.nan
-
 def flatten(somelist):
     """
     Flatten a list.