Traceback (most recent call last):


 "<stdin>", line 8, in <module>


 "/opt/miniconda3/envs/solaris_021/lib/python3.7/site-packages/shapely/geometry/geo.py", line 35, in shape

if not ob["coordinates"]:
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()

Traceback (most recent call last):


 "<string>", line 1, in <module>


 "/home/ubuntu/miniconda3/envs/pandas/lib/python3.7/site-packages/pandas/util/_decorators.py", line 208, in wrapper

return func(*args, **kwargs)


 "/home/ubuntu/miniconda3/envs/pandas/lib/python3.7/site-packages/pandas/io/feather_format.py", line 119, in read_feather

return feather.read_feather(path, columns=columns, use_threads=bool(use_threads))


 "/home/ubuntu/miniconda3/envs/pandas/lib/python3.7/site-packages/pyarrow/feather.py", line 214, in read_feather

reader = FeatherReader(source)


 "/home/ubuntu/miniconda3/envs/pandas/lib/python3.7/site-packages/pyarrow/feather.py", line 40, in __init__

self.open(source)


 "pyarrow/error.pxi", line 80, in pyarrow.lib.check_status


 "pyarrow/io.pxi", line 1406, in pyarrow.lib.get_reader


 "pyarrow/io.pxi", line 1395, in pyarrow.lib._get_native_file


 "pyarrow/io.pxi", line 788, in pyarrow.lib.memory_map


 "pyarrow/io.pxi", line 751, in pyarrow.lib.MemoryMapped
._open


 "pyarrow/error.pxi", line 80, in pyarrow.lib.check_status
pyarrow.lib.ArrowIOError: Failed to open local file 'https://github.com/wesm/feather/raw/master/R/inst/feather/iris.feather', error: No such file or directory
