1 files changed, 8 insertions, 0 deletions
diff --git a/lib/utils.py b/lib/utils.py
new file mode 100644
index 0000000..405d148
--- /dev/null
+++ b/lib/utils.py
@@ -0,0 +1,8 @@
+def is_numeric(n):
+    if n == None:
+        return False
+    try:
+        int(n)
+        return True
+    except ValueError:
+        return False