Publishes all mxd files in a folder to running arcgis services.

PublishServices.py

import arcpy
import os.path

# define local variables
wrkspc = r'C:\data\service_definitions'
arcpy.env.workspace = wrkspc
con = 'GIS Servers/arcgis on localhost_6080 (admin).ags'
for file in arcpy.ListFiles("*.mxd"):
    file = os.path.join(wrkspc, file)
    mapDoc = arcpy.mapping.MapDocument(file)
    service = os.path.splitext(os.path.basename(file))[0]
    sddraft = os.path.join(wrkspc, service + '.sddraft')
    sd = os.path.join(wrkspc, service + '.sd')
    summary = service
    tags = 'my service'

    # create service definition draft
    analysis = arcpy.mapping.CreateMapSDDraft(mapDoc, sddraft, service, 'ARCGIS_SERVER',
                                              None, False, 'property', summary, tags)

    # stage and upload the service if the sddraft analysis did not contain errors
    if analysis['errors'] == {}:
        # Execute StageService
        arcpy.StageService_server(sddraft, sd)
        # Execute UploadServiceDefinition
        arcpy.UploadServiceDefinition_server(sd, con)
    else:
        # if the sddraft analysis contained errors, display them
        print analysis['errors']

print 'done'