Traceback (most recent call last):


 "/home/aeta/anaconda3/lib/python3.5/threading.py", line 914, in _bootstrap_inner

self.run()


 "/home/aeta/anaconda3/lib/python3.5/threading.py", line 862, in run

self._target(*self._args, **self._kwargs)


 "/home/aeta/anaconda3/lib/python3.5/site-packages/paddle/fluid/layers/io.py", line 659, in __provider_thread__

for tensors in func():


 "/home/aeta/anaconda3/lib/python3.5/site-packages/paddle/fluid/layers/io.py", line 702, in __tensor_provider__

for slots in paddle_reader():


 "/home/aeta/anaconda3/lib/python3.5/site-packages/paddle/fluid/data_feeder.py", line 277, in __reader_creator__

yield self.feed(item)


 "/home/aeta/anaconda3/lib/python3.5/site-packages/paddle/fluid/data_feeder.py", line 188, in feed

for each_sample in iterable:
TypeError: 'NoneType' object is not iterable

Traceback (most recent call last):


 "/opt/conda/lib/python3.7/site-packages/conda/common/io.py", line 132, in env_vars

callback(True)


 "/opt/conda/lib/python3.7/site-packages/conda/base/context.py", line 1110, in reset_context

context.__init__(search_path, argparse_args)


 "/opt/conda/lib/python3.7/site-packages/conda/base/context.py", line 285, in __init__

argparse_args=argparse_args)


 "/opt/conda/lib/python3.7/site-packages/conda/common/configuration.py", line 762, in __init__

self._set_search_path(search_path)


 "/opt/conda/lib/python3.7/site-packages/conda/common/configuration.py", line 767, in _set_search_path

self._search_path = IndexedSet(search_path)


 "/opt/conda/lib/python3.7/site-packages/conda/_vendor/boltons/setutils.py", line 96, in __init__

self.update(other)


 "/opt/conda/lib/python3.7/site-packages/conda/_vendor/boltons/setutils.py", line 310, in update

for o in other:
TypeError: 'bool' object is not iterable
