django-rest-framework/djangorestframework/reverse.py

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"""
Provide reverse functions that return fully qualified URLs
"""
from django.core.urlresolvers import reverse as django_reverse
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from django.utils.functional import lazy
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def reverse(viewname, *args, **kwargs):
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"""
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Same as `django.core.urlresolvers.reverse`, but optionally takes a request
and returns a fully qualified URL, using the request to get the base URL.
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"""
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request = kwargs.pop('request', None)
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url = django_reverse(viewname, *args, **kwargs)
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if request:
return request.build_absolute_uri(url)
return url
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reverse_lazy = lazy(reverse, str)