程式交易

今天的python 程式碼 import csv #輸入csv套件comma separated value file = open('SPY.CSV','r') #打開下載的檔案SPY.CSV,模式是r讀取, csvreader = csv.reader(file) #將檔案讀入變數csvreader header, rows = [], [] #宣告空白串列(陣列,清單) header = next(csvreader) #串列header儲存檔案第一列 for row in csvreader: #檔案接續逐列附加append於rows串列 rows.append(row) file.close() #關閉檔案 header.append('MA20') #appendix附錄,為header串列list新曾元素 header.append('部位') #print('印出前十列') #print(header) for i in range(20): rows[i].append(rows[i][5]) for i in range(21,len(rows)): sum20 = 0.0 #實數=浮點數 for j in range(i-20, i): sum20 += float(rows[j][5]) rows[i].append(sum20/20) for i in range(len(rows)-3,len(rows)): #length的命令len(rows) print('第',i+1,'列',rows[i]) file = open('SPYW.CSV','w',newline='') w = csv.writer(file) #寫入檔案 VScode是IDE(程式)整合開發環境 w.writerow(header) #第5列將檔案欄位名稱列header w.writerows(ro...

關鍵程式碼 def draw():#按下按鈕button1執行draw canvas.create_line(0,500,700,500,width=3,fill='black',arrow='last') canvas.create_line(10,600,10,5,width=3,fill='black',arrow='last') for firm in firms: t=(firm, year.get()) x = 10+20*stdev[t]*2*3**0.5 #放大20 y = 500 - 10*mean[t]*12 #放大10 dot=canvas.create_oval(x-5,y-5,x+5,y+5,fill='blue') lab=canvas.create_text(x+10,y,text=firm[4:7],anchor=W,font=('微軟中黑體', 16)) def delete():#按下按鈕button2執行delete canvas.delete('all') years=[x for x in range(2007, 2025)] year=IntVar(tk) year.set(years[0]) label = Label(tk, text="年度",font=('Arial',30,'bold'),).pack(side=LEFT) #距離左側 option1 = OptionMenu(tk, year, *years).pack(side=LEFT) button1 = Button(tk, text="繪圖 ",font=('Arial',30,'bold'), command = draw, bg='black',fg='white').pack(side=LEFT) button2 = Button(tk, text="刪除 ...