forked from M-Labs/nac3
112 lines
2.4 KiB
Python
Executable File
112 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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import importlib.util
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import importlib.machinery
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import pathlib
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from numpy import int32, int64, uint32, uint64
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from typing import TypeVar, Generic
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T = TypeVar('T')
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class Option(Generic[T]):
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_nac3_option: T
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def __init__(self, v: T):
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self._nac3_option = v
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def is_none(self):
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return self._nac3_option is None
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def is_some(self):
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return not self.is_none()
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def unwrap(self):
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return self._nac3_option
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def __repr__(self) -> str:
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if self.is_none():
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return "none"
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else:
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return "Some({})".format(repr(self._nac3_option))
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def __str__(self) -> str:
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if self.is_none():
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return "none"
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else:
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return "Some({})".format(str(self._nac3_option))
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def Some(v: T) -> Option[T]:
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return Option(v)
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none = Option(None)
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def patch(module):
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def output_asciiart(x):
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if x < 0:
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sys.stdout.write("\n")
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else:
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sys.stdout.write(" .,-:;i+hHM$*#@ "[x])
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def output_float(x):
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print("%f" % x)
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def extern(fun):
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name = fun.__name__
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if name == "output_asciiart":
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return output_asciiart
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elif name == "output_float64":
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return output_float
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elif name in {
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"output_int32",
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"output_int64",
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"output_int32_list",
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"output_uint32",
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"output_uint64",
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"output_str",
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}:
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return print
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else:
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raise NotImplementedError
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module.int32 = int32
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module.int64 = int64
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module.uint32 = uint32
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module.uint64 = uint64
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module.TypeVar = TypeVar
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module.Generic = Generic
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module.extern = extern
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module.Option = Option
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module.Some = Some
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module.none = none
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def file_import(filename, prefix="file_import_"):
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filename = pathlib.Path(filename)
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modname = prefix + filename.stem
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path = str(filename.resolve().parent)
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sys.path.insert(0, path)
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try:
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spec = importlib.util.spec_from_loader(
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modname,
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importlib.machinery.SourceFileLoader(modname, str(filename)),
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)
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module = importlib.util.module_from_spec(spec)
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patch(module)
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spec.loader.exec_module(module)
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finally:
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sys.path.remove(path)
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return module
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def main():
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demo = file_import(sys.argv[1])
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demo.run()
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if __name__ == "__main__":
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main()
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