from tkinter import * 
from tkinter import filedialog
import pandas as pd
import xlsxwriter

class App:
    def __init__(self, master):
        self.master = master
        self.myfile = ''
        self.initWidgets()
    def initWidgets(self):
        fm1 = Frame(self.master)
        fm1.pack(side=LEFT, fill=BOTH, expand=YES)
        lb1 = Label(fm1, text='1.第一步')
        bt1 = Button(fm1, text='点击打开文件', command=self.open_filename)
        self.st = StringVar()
        lb11 = Label(fm1, text='', textvariable=self.st)

        lb2 = Label(fm1, text='2.第二步')
        bt2 = Button(fm1, text='点击开始处理',command=self.handle)
        
        
        lb1.pack()
        bt1.pack()
        lb11.pack()
        lb2.pack()
        bt2.pack()

        
    def open_filename(self):
        # 调用askopenfilename方法获取单个文件的文件名
        self.myfile = filedialog.askopenfilename(title='打开文件',
            filetypes=[("excel文件", "*.xlsx"), ('excel文件', '*.xls')], 
            initialdir='d:\\')
        self.st.set(self.myfile)
        print(self.myfile)
   
    
    def handle(self):
        print('正在处理:\n{}'.format(self.myfile))
        self.df = pd.read_excel(self.myfile)
        self.rows = Tools.dftoarray(df=self.df)
        Tools.writesheet(rows=self.rows, filename='newfile.xlsx')

class Tools:
    
    @staticmethod
    def dftoarray(df):
        headline = pd.DataFrame(df.columns.values, index=df.columns).T
        return pd.concat([headline, df]).values

    @staticmethod
    def writesheet(rows, filename, sheetname=None):
        #workbook = xlsxwriter.Workbook(filename,{'strings_to_numbers':False})
        workbook = xlsxwriter.Workbook(filename, {'nan_inf_to_errors': True})
        cell_format = workbook.add_format({'font_name': 'Arial', 'font_size': '9'})
        sheet = workbook.add_worksheet(sheetname)
        sheet.set_column(0, 10, 12)
        sheet.freeze_panes(1, 0)
        for i, row in enumerate(rows):
            sheet.write_row(i, 0, row, cell_format)
        workbook.close()
        
root = Tk()
root.title("GUI实验")
display = App(root)
root.mainloop()

from tkinter import * 
from tkinter import filedialog
import pandas as pd
import xlsxwriter

class App:
    def __init__(self, master):
        self.master = master
        self.myfile = ''
        self.initWidgets()
    def initWidgets(self):
        fm1 = Frame(self.master)
        fm1.pack(side=LEFT, fill=BOTH, expand=YES)
        lb1 = Label(fm1, text='1.第一步')
        bt1 = Button(fm1, text='点击打开文件', command=self.open_filename)
        self.st = StringVar()
        lb11 = Label(fm1, text='', textvariable=self.st)

        lb2 = Label(fm1, text='2.第二步')
        bt2 = Button(fm1, text='点击开始处理',command=self.handle)
        
        
        lb1.pack()
        bt1.pack()
        lb11.pack()
        lb2.pack()
        bt2.pack()

        
    def open_filename(self):
        # 调用askopenfilename方法获取单个文件的文件名
        self.myfile = filedialog.askopenfilename(title='打开文件',
            filetypes=[("excel文件", "*.xlsx"), ('excel文件', '*.xls')], 
            initialdir='d:\\')
        self.st.set(self.myfile)
        print(self.myfile)
   
    
    def handle(self):
        print('正在处理:\n{}'.format(self.myfile))
        self.df = pd.read_excel(self.myfile)
        self.rows = Tools.dftoarray(df=self.df)
        Tools.writesheet(rows=self.rows, filename='备份.xlsx')

class Tools:
    
    @staticmethod
    def dftoarray(df):
        headline = pd.DataFrame(df.columns.values, index=df.columns).T
        return pd.concat([headline, df]).values

    @staticmethod
    def writesheet(rows, filename, sheetname=None):
        #workbook = xlsxwriter.Workbook(filename,{'strings_to_numbers':False})
        workbook = xlsxwriter.Workbook(filename, {'nan_inf_to_errors': True})
        cell_format = workbook.add_format({'font_name': 'Arial', 'font_size': '9'})
        sheet = workbook.add_worksheet(sheetname)
        sheet.set_column(0, 10, 12)
        sheet.freeze_panes(1, 0)
        for i, row in enumerate(rows):
            sheet.write_row(i, 0, row, cell_format)
        workbook.close()

def main():
    root = Tk()
    root.title("GUI实验")
    display = App(root)
    root.mainloop()

if __name__ == '__main__':
    main()