python - Python2.6 - Error loading data into Influx database -

i'm using python2.6 load records influx database. influx point:

influx_point = {   "measurement": "%s"%measurement,   "tags": {         "domain": "%s"%domain,         "host": "%s.%s"%(host,domain),         "tag1": "",         "tag2": ""         },   "time": timestamp,   "fields": {         "value": value         }   } 

tyep of measurement string. , error returns:

errore:  400: {"error":"field type conflict: input field \"value\" on measurement \"hsm.recall.succeeded\" type float, exists type integer dropped=206"} 

could explain me why?