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#!/usr/bin/env python3
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import os
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import sys
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assert(os.path.exists(sys.argv[3]))
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args = sys.argv[:-1]
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if __name__ == '__main__':
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assert os.environ['MY_COMPILER_ENV'] == 'value'
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if len(args) != 3 or not args[1].startswith('--input') or \
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not args[2].startswith('--output'):
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print(args[0], '--input=input_file --output=output_file')
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sys.exit(1)
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with open(args[1].split('=')[1]) as f:
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ifile = f.read()
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if ifile != 'This is a text only input file.\n':
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print('Malformed input')
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sys.exit(1)
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with open(args[2].split('=')[1], 'w') as ofile:
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ofile.write('This is a binary output file.\n')
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