安裝matplotlib(python3)
pip3 install matplotlib
pip3 install matplotlib
2017-05-30
最新回答 / zhangwenh
dict = {"country": ["Brazil", "Russia", "India", "China", "South Africa"],? ? ? ?"capital": ["Brasilia", "Moscow", "New Dehli", "Beijing", "Pretoria"],? ? ? ?"area": [8.516, 17.10, 3.286, 9.597, 1.221],? ? ? ?"population": [200.4, 143.5, 1252, 1357, 52.98...
2017-05-15
mac中直接終端中輸入:pip3 install matplotlib
2017-05-10
反向索引,對于我們想獲取尾部的元素很有用,直接用-1來獲取到尾部的最后一元素。
切割是重新返回一個新的list
切割是重新返回一個新的list
2017-04-27