text: import time
  import argparse 
  from cheapest_region import *
  
  
  def run(operation, method, region, size, time=None):
      if operation == "cheapest" and method == "api" and not time:
          return find_cheapest_region_at_current_time_using_api(size)
  
      elif operation == "cheapest" and method == "cli" and not time:
          return find_cheapest_region_at_current_time_using_cli(size)
  
      elif operation == "cheapest" and method == "cli" and time:
          return find_cheapest_region_at_sometime(size, time)
  
      elif operation == "average":
          return find_average_price_of_region_and_size(region, size)
  
      elif operation == 'findvms':
         return find_region_and_size_available()
  
      elif operation == 'findspotvms':
         return find_spot_region_and_size_available()
  
  
  if __name__ == '__main__':
      parser = argparse.ArgumentParser(description='Get Azure Spot Instance Price')
      parser.add_argument('--operation', type=str, default="cheapest",
                  help='Can be one of average or cheapest. \
                  \n average: Find the average Price. \
                  \n cheapest: Find the cheapest region.'
              )
  
      parser.add_argument('--method', type=str, default="api",
                  help='Can be one of api or cli. \
                  \n API: Pull azure Spot price from API. \
                  \n CLI: Pull azure spot price from CLI.'
              )
  
      parser.add_argument('--region', type=str, default="eastus",
                      help='Can be any valid region. '
                  )
  
      parser.add_argument('--size', type=str, default="Standard_DS2_v3",
                  help='Can be any valid size eg: Standard_DS2_v3. '
              )
  
      parser.add_argument('--days', type=int, default=1,
                  help='Can be any valid size eg: Standard_DS2_v3. '
              )
  
      parser.add_argument('--time', type=str, default=None,
          help='Can be any valid time eg: 12. '
      )
  
      args = parser.parse_args()
      print(run(args.operation, args.method, args.region, args.size, args.time))
  