external_base.py

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# Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
 
from ... import Logging
from ..configurable import Configurable
import os
 

logger = Logging.logging.getLogger("PowhegControl")
 
 
class ExternalBase(Configurable):
    """! Base class for external processes.
 
    All external processes inherit from this class.
 
    @author James Robinson  <james.robinson@cern.ch>
    """
 
    def __init__(self, name, *executable_path):
        """! Constructor.
 
        @param name             name of this external process.
        @param executable_path  path to appropriate PowhegBox executable.
        """
        super(ExternalBase, self).__init__()
 
        
        self.name = name
 
        
        if executable_path:
            self.executable = os.path.join(*executable_path)
        else:
            self.executable = None
 
    def needs_scheduling(self, process):
        """! Report whether this external process should be scheduled.
 
        @param process PowhegBox process.
        """
        raise AttributeError("Must be implemented by children!")