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""" |
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(c) 2008-2013, holger krekel |
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""" |
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from __future__ import annotations |
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class XSpec: |
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"""Execution Specification: key1=value1//key2=value2 ... |
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* Keys need to be unique within the specification scope |
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* Neither key nor value are allowed to contain "//" |
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* Keys are not allowed to contain "=" |
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* Keys are not allowed to start with underscore |
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* If no "=value" is given, assume a boolean True value |
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""" |
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chdir: str | None = None |
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dont_write_bytecode: bool | None = None |
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execmodel: str | None = None |
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id: str | None = None |
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installvia: str | None = None |
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nice: str | None = None |
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popen: bool | None = None |
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python: str | None = None |
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socket: str | None = None |
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ssh: str | None = None |
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ssh_config: str | None = None |
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vagrant_ssh: str | None = None |
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via: str | None = None |
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def __init__(self, string: str) -> None: |
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self._spec = string |
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self.env = {} |
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for keyvalue in string.split("//"): |
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i = keyvalue.find("=") |
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value: str | bool |
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if i == -1: |
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key, value = keyvalue, True |
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else: |
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key, value = keyvalue[:i], keyvalue[i + 1 :] |
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if key[0] == "_": |
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raise AttributeError("%r not a valid XSpec key" % key) |
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if key in self.__dict__: |
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raise ValueError(f"duplicate key: {key!r} in {string!r}") |
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if key.startswith("env:"): |
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self.env[key[4:]] = value |
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else: |
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setattr(self, key, value) |
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def __getattr__(self, name: str) -> None | bool | str: |
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if name[0] == "_": |
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raise AttributeError(name) |
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return None |
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def __repr__(self) -> str: |
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return f"<XSpec {self._spec!r}>" |
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def __str__(self) -> str: |
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return self._spec |
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def __hash__(self) -> int: |
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return hash(self._spec) |
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def __eq__(self, other: object) -> bool: |
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return self._spec == getattr(other, "_spec", None) |
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def __ne__(self, other: object) -> bool: |
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return self._spec != getattr(other, "_spec", None) |
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def _samefilesystem(self) -> bool: |
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return self.popen is not None and self.chdir is None |
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