id	summary	reporter	owner	description	type	status	priority	component	severity	resolution	keywords	cc
254	Errors with Numpy Dtypes	cronburg@…	xi	"Dumping / loading numpy floats works as expected, but it seems like most of the others fail:

>>> import yaml
>>> import numpy as np
>>> yaml.load(yaml.dump(np.float64(10)))
10.0
>>> yaml.load(yaml.dump(np.int32(10)))
Traceback (most recent call last):
  File ""<stdin>"", line 1, in <module>
  File ""/usr/local/lib/python2.7/site-packages/yaml/__init__.py"", line 202, in dump
    return dump_all([data], stream, Dumper=Dumper, **kwds)
  File ""/usr/local/lib/python2.7/site-packages/yaml/__init__.py"", line 190, in dump_all
    dumper.represent(data)
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 28, in represent
    node = self.represent_data(data)
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 61, in represent_data
    node = self.yaml_multi_representers[data_type](self, data)
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 437, in represent_object
    return self.represent_sequence(tag+function_name, args)
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 101, in represent_sequence
    node_item = self.represent_data(item)
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 41, in represent_data
    if self.ignore_aliases(data):
  File ""/usr/local/lib/python2.7/site-packages/yaml/representer.py"", line 142, in ignore_aliases
    if data in [None, ()]:
TypeError: data type not understood
"	defect	new	normal	pyyaml	normal		pyyaml numpy dtype TypeError