In [8]: json_body = {'points': [{
      :     'fields': {'item_name': 'Used_DiskC:\\', 'timestamp': 1501741608},
      :     'time': 1501741608756283045,
      :     'tags': {'item_tag': 'Used_DiskC:\\', 'dev_tag': u'Datacenter'},
      :     'measurement': 'item_monitor_history'
      : }]}

In [9]: client.write(json_body, params={'db': 'newtest'})
---------------------------------------------------------------------------
InfluxDBClientError                       Traceback (most recent call last)
<ipython-input-9-7b04a4422b5a> in <module>()
----> 1 client.write(json_body, params={'db': 'newtest'})

/home/sborza/src/anaconda/lib/python2.7/site-packages/influxdb-4.1.1-py2.7.egg/influxdb/client.pyc in write(self, data, params, expected_response_code, protocol)
    300             data=data,
    301             expected_response_code=expected_response_code,
--> 302             headers=headers
    303         )
    304         return True

/home/sborza/src/anaconda/lib/python2.7/site-packages/influxdb-4.1.1-py2.7.egg/influxdb/client.pyc in request(self, url, method, params, data, expected_response_code, headers)
    261             return response
    262         else:
--> 263             raise InfluxDBClientError(response.content, response.status_code)
    264
    265     def write(self, data, params=None, expected_response_code=204,

InfluxDBClientError: 400: {"error":"unable to parse 'item_monitor_history,dev_tag=Datacenter,item_tag=Used_DiskC:\\\\ item_name=\"Used_DiskC:\\\\\",timestamp=1501741608i 1501741608756283045': invalid tag format"}