Source code for yggdrasil.drivers.ExecutableModelDriver

import platform as sys_platform
from yggdrasil import platform
from yggdrasil.drivers.ModelDriver import ModelDriver


# Version flags for windows appear to cause hang so just use
# platform module for now
# if platform._is_win:  # pragma: windows
#     _os_version_flags = ['winver']
# else:
#     _os_version_flags = ['uname', '-r']


[docs]class ExecutableModelDriver(ModelDriver): r"""Class for running executable based models.""" language = 'executable' # version_flags = _os_version_flags _schema_subtype_description = ('Model is an executable.') full_language = False executable_type = 'other' no_executable = True comms_implicit = True
[docs] @staticmethod def before_registration(cls): r"""Operations that should be performed to modify class attributes prior to registration including things like platform dependent properties and checking environment variables for default settings. """ if ((platform._is_win and (not getattr(cls, 'language_ext', None)))): # pragma: windows cls.language_ext = '.exe' ModelDriver.before_registration(cls)
[docs] @classmethod def language_version(cls, version_flags=None, **kwargs): r"""Determine the version of this language. Args: **kwargs: Keyword arguments are passed to cls.run_executable. Returns: str: Version of compiler/interpreter for this language. """ return sys_platform.platform()
[docs] @classmethod def executable_command(cls, args, unused_kwargs=None, **kwargs): r"""Compose a command for running a program using the exectuable for this language (compiler/interpreter) with the provided arguments. Args: args (list): The program that returned command should run and any arguments that should be provided to it. unused_kwargs (dict, optional): Existing dictionary that unused keyword arguments should be added to. Defaults to None and is ignored. **kwargs: Additional keyword arguments are ignored. Returns: list: Arguments composing the command required to run the program from the command line using the executable for this language. """ if isinstance(unused_kwargs, dict): unused_kwargs.update(kwargs) return args
[docs] @classmethod def is_language_installed(cls): r"""Determine if the interpreter/compiler for the associated programming language is installed. Returns: bool: True if the language interpreter/compiler is installed. """ return True
[docs] @classmethod def is_configured(cls): r"""Determine if the appropriate configuration has been performed (e.g. installation of supporting libraries etc.) Returns: bool: True if the language has been configured. """ return True