Doesn't recognize an object type

[ger08061959]

jsonstat info --cache_dir . http://json-stat.org/samples/oecd-canada.json
Traceback (most recent call last):
File "/home/ger/.local/bin/jsonstat", line 7, in
from jsonstat.cli.cli_jsonstat import cli
File "/home/ger/.local/lib/python3.6/site-packages/jsonstat/init.py", line 13, in
from jsonstat.dataset import JsonStatDataSet
File "/home/ger/.local/lib/python3.6/site-packages/jsonstat/dataset.py", line 14, in
import pandas as pd
File "/home/ger/.local/lib/python3.6/site-packages/pandas/init.py", line 55, in
from pandas.core.api import (
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/api.py", line 5, in
from pandas.core.arrays.integer import (
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/arrays/init.py", line 13, in
from .sparse import SparseArray # noqa: F401
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/arrays/sparse/init.py", line 3, in
from pandas.core.arrays.sparse.accessor import SparseAccessor, SparseFrameAccessor
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/arrays/sparse/accessor.py", line 10, in
from pandas.core.arrays.sparse.array import SparseArray
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/arrays/sparse/array.py", line 44, in
from pandas.core.arrays.sparse.dtype import SparseDtype
File "/home/ger/.local/lib/python3.6/site-packages/pandas/core/arrays/sparse/dtype.py", line 9, in
from pandas._typing import Dtype, DtypeObj
ImportError: cannot import name 'DtypeObj'