utils.deprecated: Handle docstring indentation when modifying it.
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@ -39,8 +39,25 @@ cdef class DEPRECATED(object):
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update_wrapper(wrapper, f, assigned=assignments)
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# Version is required for the deprecated directive
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if wrapper.__doc__ is not None and self.version is not None:
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wrapper.__doc__ += "\n\n.. deprecated:: %s\n %s\n" % (self.version, self.message)
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doc = wrapper.__doc__
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if doc is not None and self.version is not None:
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lines = doc.expandtabs().splitlines()
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indent = 0
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if len(lines) >= 2:
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for line in lines[1:]:
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stripped = line.lstrip()
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if stripped:
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indent = len(line) - len(stripped)
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break
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wrapper.__doc__ += "\n\n"
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wrapper.__doc__ += indent * " " + ".. deprecated:: %s\n" % (self.version,)
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wrapper.__doc__ += (indent + 4) * " " + "%s\n" % (self.message,)
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return wrapper
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