XML转CSV读取对应所有数据（tkinter工具）

#coding:utf-8importxml.dom.minidom,csvfromtkinterimport*deffc():
ifinput.get() ==""andinput2.get() ==""andlabel_input.get() ==""andkey_input.get() =="":
txt.insert(END, "请填写相关数据"+"\n")
elifinput.get() =="":
txt.insert(END, "xml文件名不能为空"+"\n")
elifinput2.get() =="":
txt.insert(END, "csv文件名不能为空"+"\n")
eliflabel_input.get() =="":
txt.insert(END, "标签名不能为空"+"\n")
elifkey_input.get() =="":
txt.insert(END, "字段名不能为空"+"\n")
else:
dom=xml.dom.minidom.parse(input.get()+".xml")
root=dom.documentElementlista= []
print(len(root.getElementsByTagName(label_input.get())))
foriinrange(len(root.getElementsByTagName(label_input.get()))):
test_case=root.getElementsByTagName(label_input.get())[i]
name_list=test_case.getAttribute(key_input.get())
txt.insert(END, name_list+"\n")
lista.append(test_case.getAttribute(key_input.get()))
print(name_list)
withopen(input2.get()+".csv", "a", newline='') asf:
writer=csv.writer(f)
writer.writerow(["读取到的值"])
row=listaforrinrow:
writer.writerow([r])
windos=Tk()
windos.geometry("600x500")#设置gui窗口大小windos.title("将xml文件中需要的数据读取到csv中")#gui窗口title名button=Button(windos,text="确定",command=fc)#按钮设置名字，按钮执行方法button.place(relx=0.85,rely=0.8,relwidth=0.1,relheight=0.1)
label=Label(windos,text="标签名")#gui页面title名称label.place(relx=-0.2,rely=0.01,relwidth=0.5,relheight=0.05)
label_input=Entry(windos)
label_input.place(relx=0.1,rely=0.01,relwidth=0.15,relheight=0.05)
key=Label(windos,text="字段名")#gui页面title名称key.place(relx=-0.2,rely=0.08,relwidth=0.5,relheight=0.05)
key_input=Entry(windos)
key_input.place(relx=0.1,rely=0.08,relwidth=0.15,relheight=0.05)
la=Label(windos,text="请输入xml文件名")#gui页面title名称la.place(relx=0.35,rely=0.05,relwidth=0.3,relheight=0.05)
input=Entry(windos)#输入框设置input.place(relx=0.35,rely=0.1,relwidth=0.3,relheight=0.05)
la2=Label(windos,text="请输入csv文件名")#gui页面title名称la2.place(relx=0.1,rely=0.15,relwidth=0.8,relheight=0.05)
input2=Entry(windos)#输入框设置input2.place(relx=0.35,rely=0.2,relwidth=0.3,relheight=0.05)
la3=Label(windos,text="读取到的数据")#gui页面title名称la3.place(relx=0.1,rely=0.25,relwidth=0.8,relheight=0.05)
txt=Text(windos)#gui输出页面txt.place(relx=0.25,rely=0.3,relwidth=0.5,relheight=0.5)
windos.mainloop()#启动#if __name__ == '__main__':#    fc()

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