| 1 | """Execute files of Python code."""
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| 2 |
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| 3 | import imp
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| 4 | import os
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| 5 | import sys
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| 6 |
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| 7 | import pyvm2
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| 8 |
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| 9 |
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| 10 | # In Py 2.x, the builtins were in __builtin__
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| 11 | BUILTINS = sys.modules['__builtin__']
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| 12 |
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| 13 |
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| 14 | def run_code_object(code, args, package=None):
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| 15 | # Create a module to serve as __main__
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| 16 | old_main_mod = sys.modules['__main__']
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| 17 | main_mod = imp.new_module('__main__')
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| 18 | sys.modules['__main__'] = main_mod
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| 19 | main_mod.__file__ = args[0]
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| 20 | if package:
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| 21 | main_mod.__package__ = package
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| 22 | main_mod.__builtins__ = BUILTINS
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| 23 |
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| 24 | # Set sys.argv and the first path element properly.
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| 25 | old_argv = sys.argv
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| 26 | old_path0 = sys.path[0]
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| 27 | sys.argv = args
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| 28 | if package:
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| 29 | sys.path[0] = ''
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| 30 | else:
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| 31 | sys.path[0] = os.path.abspath(os.path.dirname(args[0]))
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| 32 |
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| 33 | vm = pyvm2.VirtualMachine()
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| 34 | try:
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| 35 | # Execute the source file.
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| 36 | pyvm2.run_code(vm, code, f_globals=main_mod.__dict__)
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| 37 | finally:
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| 38 | # Restore the old __main__
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| 39 | sys.modules['__main__'] = old_main_mod
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| 40 |
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| 41 | # Restore the old argv and path
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| 42 | sys.argv = old_argv
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| 43 | sys.path[0] = old_path0
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