Spyder_help翻譯---first step of spyder
如何開始第一個程式:
1.新建一個檔案並輸入程式碼,儲存
2.按F5或者menu上的run鍵執行程式。
3.看到輸出。
Spyder是如何執行的:
1.python 會一行一行的讀程式碼(除了被#註釋掉的)
2.當讀到def關鍵字時候,python知道他遇見了函式,並且他知道跟在def之後的所有首行縮排的都是函式的一部分。
3.這時python會建立函式的內容,但是不會執行它。
4.python會立即執行除了被註釋和def定義的內容外的定格寫得所有程式碼,函式需要在此時被cell,才會被執行。
一些快捷鍵:
1.F5運行當下的檔案
2.F9運行當下高亮的行(可以繞過執行整個程式去執行某個函式)
3.Tab鍵,自動打出已經被定義過的name(方便輸入重複的name)
例如:mylongvariablename = 42
4.Ctrl+enter ,運行當下的cell(?)。cell是被定義在兩行以#%%開頭的程式碼之間
5.shift+ente , 運行當下的cell,並且將游標移到下一個cell
在console檢測
1.用dir()shu輸出剛剛執行過得專案
2.用help(***)來檢視visible的函式,來源於documentation string,位於def函式下方的documentation string 是特殊的註釋。
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