摘要:
import numpy as npa=np.array([1,2,3])b=np.array([4,5,6])c=np.c_[a,b] # column stackprint(a) #[1 2 3]print(c) """[[1 4] [2 5] [3 6]]""" 阅读全文
posted @ 2020-10-30 23:03
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摘要:
a={1:2,2:4,3:1,4:0}b=sorted(a.items(),key=lambda x:x[-1],reverse=True)print(b) #[(2, 4), (1, 2), (3, 1), (4, 0)]“”“a.items()是可iterablekey=是iter的单个值,la 阅读全文
posted @ 2020-10-30 22:10
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摘要:
import logginglogging.basicConfig(filename="mylog",format="%(asctime)s %(msg)s",level=logging.DEBUG)logging.info("myinfor")"""format: 指定输出的格式和内容,forma 阅读全文
posted @ 2020-10-30 21:58
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摘要:
import configparsers=configparser.ConfigParser()s.read("abc.config")print(s["member"]["name"]) 阅读全文
posted @ 2020-10-30 21:52
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