1.3.0

What's Changed

• Update copyright year to 2023 by @sitingren in #480
• Drop Python 2 and force python_requires=">=3.7" by @sitingren in #481
• Remove Python 2 code by @sitingren in #482
• deprecate crypt package by @sitingren in #485
• Close socket explicitly by @sitingren in #487
• Send cancel() when receive Ctrl-C by @sitingren in #488

Full Changelog: 1.2.0...1.3.0