Add missing "os" import in shell.py

adriank / ObjectPath

The agile query language for semi-structured data

http://objectpath.org

MIT License

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Closed ryanbowen closed 5 years ago

ryanbowen commented 5 years ago

If pytz is not installed, the call to os.isatty raises an exception because os is never imported. This PR adds the os package to the imports.

adriank commented 5 years ago

Thanks