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assert package requirements are met for YAMLRenderer

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Tom Christie 2013-02-22 20:46:43 +00:00
parent b3019d9824
commit 3357a36e37
1 changed files with 2 additions and 0 deletions
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rest_framework/renderers.py
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@ -168,6 +168,8 @@ class YAMLRenderer(BaseRenderer):
"""
Renders *obj* into serialized YAML.
"""
assert yaml, 'YAMLRenderer requires pyyaml to be installed'
if data is None:
return ''