17 lines
572 B
Python
17 lines
572 B
Python
import os
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import subprocess
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# Set an environment variable in the parent process
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os.environ["PARENT_VARIABLE"] = "12345s"
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# Spawn a subprocess and modify the environment variable
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subprocess.run(
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[
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"python",
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"-c",
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"import os; print('b', os.environ['PARENT_VARIABLE']); os.environ['PARENT_VARIABLE'] = 'modified_value'; print('c', os.environ['PARENT_VARIABLE'])",
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]
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)
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# Check if the modification in the subprocess affected the parent process
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print("a", os.environ["PARENT_VARIABLE"]) # This will print 'parent_value', not 'modified_value'
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