Commit 58d68447 authored by Yuxin Wu's avatar Yuxin Wu

fix strange error message (fix #708)

parent c8d409a6
...@@ -44,7 +44,7 @@ def create_dummy_func(func, dependency): ...@@ -44,7 +44,7 @@ def create_dummy_func(func, dependency):
Returns: Returns:
function: a function object function: a function object
""" """
if isinstance(dependency, (list, str)): if isinstance(dependency, (list, tuple)):
dependency = ','.join(dependency) dependency = ','.join(dependency)
def _dummy(*args, **kwargs): def _dummy(*args, **kwargs):
......
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