original_docstring: A method to get an Item from the DynamoDB table.
  
      Parameters
      ----------
      req_id: string
          A uuid string representing the Key in DynamoDB table *version3*.
  
      Returns
      -------
      dict
          A dictionary containing req_id, url and recordstate if record is found,
          else an empty dictionary.
      
docstring: A method to get an Item from the DynamoDB table.
  Parameters
  
  string
  A uuid string representing the Key in DynamoDB table *version3*.
  
  Returns
  
  dict
  A dictionary containing req_id, url and recordstate if record is found,
  else an empty dictionary.
docstring_tokens: A method to get an Item from the DynamoDB table . Parameters string A uuid string representing the Key in DynamoDB table * version3 * . Returns dict A dictionary containing req_id url and recordstate if record is found else an empty dictionary .
code: def read_from_db(req_id):
      """A method to get an Item from the DynamoDB table.
  
      Parameters
      ----------
      req_id: string
          A uuid string representing the Key in DynamoDB table *version3*.
  
      Returns
      -------
      dict
          A dictionary containing req_id, url and recordstate if record is found,
          else an empty dictionary.
      """
      response = dynamodb_client.get_item(
          TableName=table_name,
          Key={
              'req_id': {
                  'S': req_id
              }
          }
      )
      if response.get('Item'):
          return {
              'req_id': response['Item']['req_id'],
              'url': response['Item']['url'],
              'recordstate': response['Item']['recordstate'],
          }
      else:
          return {}
code_tokens: def read_from_db ( req_id ) : response = dynamodb_client . get_item ( TableName = table_name , Key = { 'req_id' : { 'S' : req_id } } ) if response . get ( 'Item' ) : return { 'req_id' : response [ 'Item' ] [ 'req_id' ] , 'url' : response [ 'Item' ] [ 'url' ] , 'recordstate' : response [ 'Item' ] [ 'recordstate' ] , } else : return { }
short_docstring: A method to get an Item from the DynamoDB table.
short_docstring_tokens: A method to get an Item from the DynamoDB table .
comment: """A method to get an Item from the DynamoDB table.
  
      Parameters
      ----------
      req_id: string
          A uuid string representing the Key in DynamoDB table *version3*.
  
      Returns
      -------
      dict
          A dictionary containing req_id, url and recordstate if record is found,
          else an empty dictionary.
      """