restrict the monty version to avoid the import error

Han Wang · Han Wang · commit 1fd7bbee9188 · 2019-10-02T22:40:03.000+08:00
diff --git a/setup.py b/setup.py
@@ -12,7 +12,7 @@
         readme = f.read()
 
 # install_requires = ['xml']
-install_requires=['numpy>=1.14.3', 'monty']
+install_requires=['numpy>=1.14.3', 'monty<3.0.0']
 
 setuptools.setup(
     name="dpdata",
