New create parameter

README.md

@@ -1,7 +1,7 @@
 # csv-to-influxdb
 Simple python script that inserts data points read from a csv file into a influxdb database.
-**WARNING**
-The database given via the --dbname parameter will drop the database first, then insert the csv data.
+
+To create a new database, specify the parameter ```--create```. This will drop any database with a name equal to the one supplied with ```--dbname```.
 
 ## Usage
 
@@ -27,6 +27,7 @@ optional arguments:
   -p [PASSWORD], --password [PASSWORD]
                         Password.
   --dbname [DBNAME]     Database name.
+  --create              Drop database and create a new one.
   -m [METRICNAME], --metricname [METRICNAME]
                         Metric column name. Default: value
   -tc [TIMECOLUMN], --timecolumn [TIMECOLUMN]
@@ -34,8 +35,6 @@ optional arguments:
   -tf [TIMEFORMAT], --timeformat [TIMEFORMAT]
                         Timestamp format. Default: '%Y-%m-%d %H:%M:%S' e.g.:
                         1970-01-01 00:00:00
-                        Timestamp format with milliseconds: '%Y-%m-%d %H:%M:%S.%f' e.g.:
-                        1970-01-01 00:00:00.000
   --fieldcolumns [FIELDCOLUMNS]
                         List of csv columns to use as fields, separated by
                         comma, e.g.: value1,value2. Default: value
@@ -46,6 +45,7 @@ optional arguments:
   -b BATCHSIZE, --batchsize BATCHSIZE
                         Batch size. Default: 5000.
 
+
 ```
 
 ## Example

csv-to-influxdb.py

@@ -36,13 +36,13 @@ def isinteger(value):
 
 def loadCsv(inputfilename, servername, user, password, dbname, metric, 
     timecolumn, timeformat, tagcolumns, fieldcolumns, usegzip, 
-    delimiter, batchsize, drop):
+    delimiter, batchsize, create):
 
     host = servername[0:servername.rfind(':')]
     port = int(servername[servername.rfind(':')+1:])
     client = InfluxDBClient(host, port, user, password, dbname)
 
-    if(drop == True):
+    if(create == True):
         print('Deleting database %s'%dbname)
         client.drop_database(dbname)
         print('Creating database %s'%dbname)
@@ -135,7 +135,7 @@ if __name__ == "__main__":
     parser.add_argument('--dbname', nargs='?', required=True,
                         help='Database name.')
 
-    parser.add_argument('--drop', action='store_true', default=False,
+    parser.add_argument('--create', action='store_true', default=False,
                         help='Drop database and create a new one.')
 
     parser.add_argument('-m', '--metricname', nargs='?', default='value',
@@ -162,4 +162,4 @@ if __name__ == "__main__":
     args = parser.parse_args()
     loadCsv(args.input, args.server, args.user, args.password, args.dbname, 
         args.metricname, args.timecolumn, args.timeformat, args.tagcolumns, 
-        args.fieldcolumns, args.gzip, args.delimiter, args.batchsize, args.drop)
+        args.fieldcolumns, args.gzip, args.delimiter, args.batchsize, args.create)