>>> import taxjar
>>> client = taxjar.Client(api_key='76432bff551073c1dc405e0ea2a7e73a')
>>> ship_to = {'street': '2633 North Jerusalem Road', 'city': 'East Meadow', 'state': 'NY', 'country': 'US'}
>>> rates = client.rates_for_location('11554', ship_to)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/users/jerry/.virtualenvs/taxjar/lib/python2.7/site-packages/taxjar/client.py", line 34, in rates_for_location
    return self.responder(request)
  File "/users/jerry/.virtualenvs/taxjar/lib/python2.7/site-packages/taxjar/response.py", line 7, in from_request
    return TaxJarResponse().data_from_request(request)
  File "/users/jerry/.virtualenvs/taxjar/lib/python2.7/site-packages/taxjar/response.py", line 15, in data_from_request
    self.raise_response_error(response)
  File "/users/jerry/.virtualenvs/taxjar/lib/python2.7/site-packages/taxjar/response.py", line 24, in raise_response_error
    raise error
taxjar.exceptions.TaxJarResponseError: 401 Unauthorized