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img_dir_parser.py
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img_dir_parser.py
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import glob
import os
from shutil import copyfile, rmtree
train_img_path = 'data/train/'
train_dir_path = 'data/trains/'
validation_dir_path = 'data/validations/'
pos_img_cnt = 0
neg_img_cnt = 0
pos_train_dir_path = train_dir_path + 'dog'
neg_train_dir_path = train_dir_path + 'cat'
pos_validation_dir_path = validation_dir_path + 'dog'
neg_validation_dir_path = validation_dir_path + 'cat'
dir_paths = [pos_train_dir_path, neg_train_dir_path,
pos_validation_dir_path, neg_validation_dir_path]
nb_train_samples = 1000
nb_validation_samples = 400
nb_epoch = 50
for each_path in dir_paths:
if os.path.isdir(each_path):
rmtree(each_path)
os.makedirs(each_path)
print("Clean %s directory.." % each_path)
elif not os.path.isdir(each_path):
os.makedirs(each_path)
print("Making %s directory.." % each_path)
print(os.listdir(train_dir_path))
for im_path in glob.glob(os.path.join(train_img_path, "*")):
img_name = im_path.split('/')[-1]
# print(img_name)
class_ = img_name.split('.')[0]
if class_ == 'dog':
if pos_img_cnt < nb_train_samples:
copyfile(im_path, pos_train_dir_path+'/'+img_name)
else:
if pos_img_cnt >= nb_train_samples + nb_validation_samples:
continue
copyfile(im_path, pos_validation_dir_path+'/'+img_name)
pos_img_cnt += 1
elif class_ == 'cat':
if neg_img_cnt < nb_train_samples:
copyfile(im_path, neg_train_dir_path+'/'+img_name)
else:
if neg_img_cnt >= nb_train_samples + nb_validation_samples:
continue
copyfile(im_path, neg_validation_dir_path + '/'+ img_name)
neg_img_cnt += 1
print(len(os.listdir(os.path.join(train_dir_path, 'dog'))))
print(len(os.listdir(os.path.join(train_dir_path, 'cat'))))
print(len(os.listdir(os.path.join(validation_dir_path, 'dog'))))
print(len(os.listdir(os.path.join(validation_dir_path, 'cat'))))
print("dog cnt ", pos_img_cnt)
print("cat cnt ", neg_img_cnt)