remove usunsed import

[fchapoton]

Description

Testing Steps

Relevant Issues

Checklist:

• No debugging console.log messages.
• All new code is actually used.
• Non-obvious code has some sort of comments.

Front end:

• Restart at least one project and check its ~/.smc/local_hub/local_hub.log
• Completely restart Webpack with ./w in /src
• Completely restart the hub by killing and restarting ./start_hub.py in /src/dev/project
• Screenshots if relevant.

[haraldschilly]

This pull request fixes 1 alert when merging 651e9b6 into 20c6847 - view on LGTM.com

fixed alerts:

• 1 for Unused import

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Comment posted by LGTM.com

[haraldschilly]

ok, thank's. btw, the really relevant python code is in smc_pyutil and smc_sagews. Especially making smc_pyutil python2 and 3 compatible, simultaneously, and ideally with tests, would be wonderful!