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MicroPython 如何实现在某个区间的判断，例如：if blob.pixels() >100 and <300: #这样写报错了！
1，
if blob.pixels() >100 and blob.pixels() <300:
2，
if 100 < blob.pixels() < 300:
参考： https://cn.bing.com/search?q=python+范围判断&form=QBLH&sp=-1&pq=python+范围判断&sc=0-11&qs=n&sk=&cvid=6CC776551B4242A3A7AD5C7CA88080D5