From: Mike Jackson <michaelj@epcc.ed.ac.uk>
Date: Tue, 2 Apr 2013 15:59:35 +0000 (-0700)
Subject: Removed exception
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=6742e4d6520f5706f65b7ec4403803fd14d0c9d1;p=swc-testing-nose.git

Removed exception
---

diff --git a/testing/dna.py b/testing/dna.py
index a0fc0ec..4cf4f0e 100755
--- a/testing/dna.py
+++ b/testing/dna.py
@@ -9,9 +9,6 @@ def calculate_weight(sequence):
     @return molecular weight.
     """
     weight = 0.0
-    try:
-        for ch in sequence:
-            weight += NUCLEOTIDES[ch]
-        return weight
-    except TypeError:
-        print 'The input is not a sequence e.g. a string or list'
+    for ch in sequence:
+        weight += NUCLEOTIDES[ch]
+    return weight