code: def getApplicationKeyByProcessId(self, unProcessId, pchAppKeyBuffer, unAppKeyBufferLen):
          
  
          fn = self.function_table.getApplicationKeyByProcessId
          result = fn(unProcessId, pchAppKeyBuffer, unAppKeyBufferLen)
          return result
docs: Returns the key of the application for the specified Process Id. The buffer should be at least 
          k_unMaxApplicationKeyLength in order to fit the key.