extent.py

sc = arcpy.SearchCursor(selectFishnets)

# Create empty list for kmz names
kmzList = []

# Download for each feature in selected fishnets feature
for row in sc:
	# Get extent for each feature
	geom = row.shape 
	extents = []
	extents.append(geom.extent)
	
	# Find extents of each feature in selected fishnets
	XMin = min([e.XMin for e in extents])
	XMax = max([e.XMax for e in extents])   
	YMin = min([e.YMin for e in extents])   
	YMax = max([e.YMax for e in extents])  
	line = str(XMin) + ',' + str(YMin) + ',' + str(XMax) + ',' + str(YMax)
	x_pixel_size = (XMax - XMin) / inImageWidth
	y_pixel_size = ((YMax - YMin) / inImageHeight) * -1

	# Set the download url format
	imageFormat = 'png'
	urlGetImage = '{0}/export?bbox={1}&bboxSR=&format={2}&f=kmz&dpi={3}&size={4},{5}'.format(inUrl, line,
	imageFormat, inDPI, inImageWidth, inImageHeight)
	
	# Print status of downloading status
	arcpy.AddMessage("Downloading {0} of {1}".format(firstCount,count))
	firstCount += 1
	
	# Downloading .kmz files
	randomFileName = str(uuid.uuid4())
	kmzList.append(randomFileName)
	kmzFile = os.path.join(tempFolder, randomFileName + '.kmz')
	urllib.request.urlretrieve(urlGetImage, kmzFile)