Creating .kmz file automatically using ESRI ArcPy

mxdToKMZ.py

import os
import arcpy

def mxdToKMZ(url):
  if os.path.exists(path):
    mxd_dir = os.path.split(path)[0]
    kmz_dir = mxd_dir + "/kml"
    os.mkdir(kmz_dir)
    
    mxd = arcpy.mapping.MapDocument(r"path\to\mxd\file\name.mxd")
    df = arcpy.mapping.ListDataFrames(mxd)[0]
    layers = arcpy.mapping.ListLayers(mxd, "", df)
    
    for layer in layers:
      lyr_name = layer.name
      kmz_name =  + lyr_name + '.kmz'
      arcpy.LayerToKML_conversion(layer, kmz_name)
      
  else:
    raise Exception("File not found. => Check .mxd file path.")