# --------------------定义获取开始时间的函数--------------------------------------
def start_calendar(self):
    def print_sel():
        self.Text3.configure(state="normal")
        print(str(cal.selection_get()))
        s_data = str(cal.selection_get())
        self.Text3.delete(0, END)
        self.Text3.insert("0", s_data)
        self.Text3.configure(state="disabled")
        cal.see(datetime.date(year=2016, month=2, day=5))
        top.destroy()  # 关闭并退出日期选择器

    top = tk.Toplevel()
    top.geometry("300x250+350+450")  # 定义日期界面的尺寸,及后面加上“+300+300”,表示距离左边300和距离上边的距离300。

    today = datetime.date.today()

    mindate = datetime.date(year=1990, month=1, day=1)  # 获取的最小日期
    maxdate = today + datetime.timedelta(days=5)  # 获取的最大日期

    cal = Calendar(top, font="黑体加粗 10", selectmode='day', locale='zh_CN', mindate=mindate, maxdate=maxdate,
                   background="green", foreground="red", bordercolor="green", selectbackground="green",
                   selectforeground="red", disabledselectbackground=False)
    cal.place(x=0, y=0, width=300, height=200)
    tk.Button(top, text="确定", command=print_sel).place(x=240, y=205)

# --------------------定义获取开始时间的函数--------------------------------------

# --------------------定义获取结束时间的函数--------------------------------------
def end_calendar(self):
    def print_sel():
        self.Text4.configure(state="normal")
        print(str(cal.selection_get()))
        s_data = str(cal.selection_get())
        self.Text4.delete(0, END)
        self.Text4.insert("0", s_data)
        self.Text4.configure(state="disabled")
        cal.see(datetime.date(year=2016, month=2, day=5))
        top.destroy()  # 关闭并退出日期选择器

    top = tk.Toplevel()
    top.geometry("300x250+910+450")  # 定义日期界面的尺寸和显示位置

    today = datetime.date.today()

    mindate = datetime.date(year=1990, month=1, day=1)  # 获取的最小日期
    maxdate = today + datetime.timedelta(days=5)  # 获取的最大日期

    cal = Calendar(top, font="黑体加粗 10", selectmode='day', locale='zh_CN', mindate=mindate, maxdate=maxdate,
                   background="green", foreground="red", bordercolor="green", selectbackground="green",
                   selectforeground="red", disabledselectbackground=False)
    cal.place(x=0, y=0, width=300, height=200)
    tk.Button(top, text="确定", command=print_sel).place(x=240, y=205)

# --------------------定义获取结束时间的函数--------------------------------------