這是一個腳本生成train.txt等txt檔案
1.files_path = "./VOCdevkit/VOC2012/Annotations"-》記住檔案路徑
2.if not os.path.exists(files_path):
print("檔案夾不存在")
exit(1)-》檢測路徑存不存在
3.val_rate = 0.5-》驗證集比例
4.files_name = sorted([file.split(".")[0] for file in os.listdir(files_path)])-》拼寫并排序并周遊檔案路徑
5.files_num = len(files_name)-》擷取檔案長度
6.val_index = random.sample(range(0, files_num), k=int(files_num*val_rate))-》随機采樣一部分樣本,range(0, files_num)為采樣範圍,k=int(files_num*val_rate)為采樣個數
7.for index, file_name in enumerate(files_name):
if index in val_index:
val_files.append(file_name)
else:
train_files.append(file_name)-》分割驗證集和訓練集
8.try:
train_f = open("train.txt", "x")
eval_f = open("val.txt", "x")
train_f.write("\n".join(train_files))
eval_f.write("\n".join(val_files))-》建立txt檔案并放入訓練集和驗證集
except FileExistsError as e:
print(e)
exit(1)
import os
import random
files_path = "./VOCdevkit/VOC2012/Annotations"
if not os.path.exists(files_path):
print("檔案夾不存在")
exit(1)
val_rate = 0.5
files_name = sorted([file.split(".")[0] for file in os.listdir(files_path)])
files_num = len(files_name)
val_index = random.sample(range(0, files_num), k=int(files_num*val_rate))
train_files = []
val_files = []
for index, file_name in enumerate(files_name):
if index in val_index:
val_files.append(file_name)
else:
train_files.append(file_name)
try:
train_f = open("train.txt", "x")
eval_f = open("val.txt", "x")
train_f.write("\n".join(train_files))
eval_f.write("\n".join(val_files))
except FileExistsError as e:
print(e)
exit(1)
https://github.com/WZMIAOMIAO/deep-learning-for-image-processing