use ast module to evaluate items read from boundary definition file.

2 files changed, 4 insertions, 3 deletions

diff --git a/boundaryDefinition.txt b/boundaryDefinition.txt
index 2c3a021..36c74d5 100644
--- a/boundaryDefinition.txt
+++ b/boundaryDefinition.txt
@@ -2,8 +2,8 @@
 # Boundary Definition File
 #
 
-# Boundary location (top, bottom, left, right):
-location: top
+# Boundary location ("top", "bottom", "left", "right"):
+location: "top"
 
 # Local gradient:
 slope: -0.003646
diff --git a/makeBoundary.py b/makeBoundary.py
index 1fc6b69..21b1113 100755
--- a/makeBoundary.py
+++ b/makeBoundary.py
@@ -3,6 +3,7 @@
 import matplotlib.pyplot as plt
 import numpy as np
 import bisect
+import ast
 
 def read_definition(filename):
     ddict = {}
@@ -10,7 +11,7 @@ def read_definition(filename):
         for line in f:
             items = line.split(': ', 1)
             if len(items) == 2:
-                ddict[items[0]] = eval(items[1])
+                ddict[items[0]] = ast.literal_eval(items[1])
     return ddict
 
 # read boundary definition file.