Traceback (most recent call last):

 "/home/sas/sas/lib/python2.7/site-packages/django/core/handlers/base.py", line 174, in get_response
response = self.process_exception_by_middleware(e, request)

 "/home/sas/sas/lib/python2.7/site-packages/django/core/handlers/base.py", line 172, in get_response
response = response.render()

 "/home/sas/sas/lib/python2.7/site-packages/django/template/response.py", line 160, in render
self.content = self.rendered_content

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/response.py", line 71, in rendered_content
ret = renderer.render(self.data, media_type, context)

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/renderers.py", line 675, in render
context = self.get_context(data, accepted_media_type, renderer_context)

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/renderers.py", line 617, in get_context
raw_data_post_form = self.get_raw_data_form(data, view, 'POST', request)

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/renderers.py", line 540, in get_raw_data_form
content = renderer.render(serializer.data, accepted, context)

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/serializers.py", line 503, in data
ret = super(Serializer, self).data

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/serializers.py", line 243, in data
self._data = self.get_initial()

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/serializers.py", line 386, in get_initial
for field in self.fields.values()

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/serializers.py", line 339, in fields
for key, value in self.get_fields().items():

 "/home/sas/sas/lib/python2.7/site-packages/rest_framework/serializers.py", line 949, in get_fields
fields[field_name] = field_class(**field_kwargs)TypeError: __init__() takes at least 2 arguments (1 given)
Traceback (most recent call last):


 "/home/lab/zts/zh/tcr_bayes.py", line 26, in <module>

trace = pm.sample(10000, return_inferencedata=False)


 "/home/lab/anaconda3/envs/p/lib/python3.7/site-packages/pymc3/sampling.py", line 545, in sample

trace = _mp_sample(**sample_args, **parallel_args)


 "/home/lab/anaconda3/envs/p/lib/python3.7/site-packages/pymc3/sampling.py", line 1486, in _mp_sample

for draw in sampler:


 "/home/lab/anaconda3/envs/p/lib/python3.7/site-packages/pymc3/parallel_sampling.py", line 492, in __iter__

draw = ProcessAdapter.recv_draw(self._active)


 "/home/lab/anaconda3/envs/p/lib/python3.7/site-packages/pymc3/parallel_sampling.py", line 365, in recv_draw

raise error from old_error
RuntimeError: Chain 1 failed.
