query_struct.py

from enum import Enum
from unittest import result


class Query_type(Enum):
 COMPUTE_FIBO = 0
 LIST = 1,
 LIST_END = 2

 def __str__(self):
 if self == Query_type.COMPUTE_FIBO:
 return "fibo"
 if self == Query_type.LIST:
 return "list"
 if self == Query_type.LIST_END:
 return "list end"
 return "error_type"

class Query_Status(Enum):
 TO_BE_SENT = 0
 SCHEDULED = 1
 DONE = 2

 def __str__(self):
 if self == Query_Status.TO_BE_SENT:
 return "to be sent"
 if self == Query_Status.SCHEDULED:
 return "scheduled"
 if self == Query_Status.DONE:
 return "done"
 return "error_status"

class Query:
 def __init__(self, type : Query_type, value = None ) -> None:
 self.type = type
 self.value = value
 self.status = Query_Status.TO_BE_SENT
 self.result = None
 def __str__(self):
 res = '[{0}] {1}'.format(self.status, self.type)
 if self.value != None:
 res += " " + str(self.value)
 if self.result != None:
 res += ' (result {0})'.format(self.result)
 return res