我正在尝试使用 tkinter 从 main.py 文件中获取输入,然后在 runAnalytics.py 中使用该输入
main.py
import runAnalytics
import tkinter
import os
import centerWindow
loadApplication = tkinter.Tk()
loadApplication.title("Stock Analytics")
loadApplication.geometry("1080x720")
label1 = tkinter.Label(loadApplication, text = "Ticker")
input1 = tkinter.Entry(loadApplication)
loadAnalytics = tkinter.Button(loadApplication, text = "Load Analytics", command = runAnalytics.run)
centerWindow.center(loadApplication)
loadAnalytics.pack()
label1.pack()
input1.pack()
loadApplication.mainloop()
运行分析.py
from yahoo_finance import Share
from main import input1
import tkinter
import os
import centerWindow
def run():
ticker = input1
loadAnalytics = tkinter.Tk()
loadAnalytics.title("$" + ticker + " Data")
loadAnalytics.geometry("1080x720")
print ("Price per share: " + ticker.get_price())
ticker.refresh()
print ("Price per share: " + ticker.get_price())
print("The dividend yield is: " + ticker.get_dividend_yield())
print("The 52 week low is: " + ticker.get_year_low())
print("The 52 week high is: " + ticker.get_year_high())
print("The volume is: " + ticker.get_volume())
print("The previous close was: " + ticker.get_prev_close())
print("The previous open was: " + ticker.get_open())
loadAnalytics.mainloop()
我的错误消息如下;
Traceback (most recent call last):
File "C:\Users\MyName\Documents\Python Projects\MarketData\main.py", line 1, in <module>
import runAnalytics
File "C:\Users\MyName\Documents\Python Projects\MarketData\runAnalytics.py", line 2, in <module>
from main import input1
File "C:\Users\MyName\Documents\Python Projects\MarketData\main.py", line 13, in <module>
loadAnalytics = tkinter.Button(loadApplication, text = "Load Analytics", command = runAnalytics.run)
AttributeError: module 'runAnalytics' has no attribute 'run'
最佳答案
您有一个循环导入:
import runAnalytics
# ..
from main import input1
当再次导入 main
时,runAnalytics
尚未有机会执行 def run():
..部分。
通过删除 from main import input1
行来解决此问题,并将该对象作为参数传入:
def run(input1):
调用函数时从 main.py
模块传递此内容:
loadAnalytics = tkinter.Button(loadApplication, text = "Load Analytics", command = lambda: runAnalytics.run(input1))
除了循环导入之外,还存在一个问题,即在 Python 中作为主脚本运行的任何文件都将存储为 __main__
模块。再次导入相同的脚本将导致创建第二个模块,现在名称为main
,并且在该模块中创建的任何对象都与__main__中的对象不同
.
接下来,您需要从 run
中删除 loadAnalytics.mainloop()
调用,因为您不应该从以下位置启动新的主循环一个已经运行的循环。您可能还想创建一个新的 TopLevel
窗口,而不是创建另一个 Tk()
根。如果您这样做,您还必须将 loadApplication
传递给 run
。
关于Python属性错误: module 'runAnalytics' has no attribute 'run' ,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/39045091/