Python对130w+张图片检索的实现方法

import os
import pandas as pd
 
file_list = []
path_list = []
path = r"此处添加图片路径"
print("任务开始")
for root,dirs,files in os.walk(path):
 for file in files:
  file_list.append(file.split('.')[0])
  path_list.append(os.path.join(root,file))
print("文件遍历结束")
file_dic = dict(zip(file_list,path_list))
df = pd.DataFrame.from_dict(file_dic,orient='index', columns=['图片1路径']).reset_index().rename(columns={'index':'图片1'})
df.to_csv("图片1.csv")
df = pd.DataFrame.from_dict(file_dic,orient='index', columns=['图片2路径']).reset_index().rename(columns={'index':'图片2'})
df.to_csv("图片2.csv")
df = pd.DataFrame.from_dict(file_dic,orient='index', columns=['图片3路径']).reset_index().rename(columns={'index':'图片3'})
df.to_csv("图片3.csv")
print("文件目录导出成功")

import pandas as pd
frame1 = pd.read_excel(r'excel表1.xlsx', 'sheet名')
frame2 = pd.read_csv(r'图片1.csv', sep=',')
frame3 = pd.read_csv(r'图片2.csv', sep=',')
frame4 = pd.read_csv(r'图片3.csv', sep=',')
frame5 = pd.merge(frame1, frame2, on = ['图片1'], how = 'left')
frame6 = pd.merge(frame5, frame3, on = ['图片2'], how = 'left')
frame7 = pd.merge(frame6, frame4, on = ['图片3'], how = 'left')
col = ['图片1','图片2','图片3']
frame7[col] = frame7[col].fillna('未找到')
frame7.to_excel('excel表1合并后.xlsx')

import shutil
target = '此处为excel表1导出图片路径'
copylist1 = frame7['图片1']
for src in copylist1:
  if src != '未找到':
    shutil.copy(src, target)
copylist2 = frame7['图片2']
for src in copylist2:
  if src != '未找到':
    shutil.copy(src, target)
copylist3 = frame7['图片3']
for src in copylist3:
  if src != '未找到':
    shutil.copy(src, target)
print('复制完毕')