fix isnowfy#24

chensian · Aug 31, 2014 · 373aadd · 373aadd
1 parent 73c1494
commit 373aadd
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Showing 2 changed files with 7 additions and 4 deletions.
diff --git a/setup.py b/setup.py
@@ -45,7 +45,7 @@ def read(fname):
 
 setup(
     name='snownlp',
-    version='0.12.0',
+    version='0.12.1',
     description='Python library for processing Chinese text',
     author='isnowfy',
     url='https://github.com/isnowfy/snownlp',

diff --git a/snownlp/classification/bayes.py b/snownlp/classification/bayes.py
@@ -67,9 +67,12 @@ def classify(self, x):
         ret, prob = 0, 0
         for k in self.d:
             now = 0
-            for otherk in self.d:
-                now += exp(tmp[otherk]-tmp[k])
-            now = 1/now
+            try:
+                for otherk in self.d:
+                    now += exp(tmp[otherk]-tmp[k])
+                now = 1/now
+            except OverflowError:
+                now = 0
             if now > prob:
                 ret, prob = k, now
         return (ret, prob)