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fd0741555b
importlib._bootstrap is now frozen into Python/importlib.h and stored as _frozen_importlib in sys.modules. Py_Initialize() loads the frozen code along with sys and imp and then uses _frozen_importlib._install() to set builtins.__import__() w/ _frozen_importlib.__import__().
37 lines
1 KiB
Python
37 lines
1 KiB
Python
#! /usr/bin/env python
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"""Freeze importlib for use as the implementation of import."""
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import marshal
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header = """/* Auto-generated by Python/freeze_importlib.py */"""
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def main(input_path, output_path):
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with open(input_path, 'r', encoding='utf-8') as input_file:
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source = input_file.read()
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code = compile(source, '<frozen importlib._bootstrap>', 'exec')
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lines = [header]
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lines.append('unsigned char _Py_M__importlib[] = {')
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data = marshal.dumps(code)
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# Code from Tools/freeze/makefreeze.py:writecode()
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for i in range(0, len(data), 16):
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line = [' ']
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for c in data[i:i+16]:
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line.append('%d,' % c)
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lines.append(''.join(line))
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lines.append('};\n')
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with open(output_path, 'w') as output_file:
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output_file.write('\n'.join(lines))
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if __name__ == '__main__':
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import sys
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args = sys.argv[1:]
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if len(args) != 2:
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print('Need to specify input and output file paths', file=sys.stderr)
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sys.exit(1)
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main(*args)
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