How to use copy_files_to method in autotest

Best Python code snippet using autotest_python

dataset.py

Source:dataset.py

1import os, shutil, glob, random, time2def newdir(out_dir):3	if os.path.exists(out_dir): shutil.rmtree(out_dir)4	os.makedirs(out_dir)5def copy_files_to(files, dst, overwrite=False):6	if not os.path.exists(dst):7		os.makedirs(dst)8	for i, f in enumerate(files):9		fn = os.path.basename(f)10		f2 = dst + '/' + fn11		if os.path.exists(f2):12			if os.path.samefile(f, f2):13				print("ignoring same file:", f, f2)14				continue15			if not overwrite:16				raise Exception("file %s already exists." % (f2))17			else:18				print("overwriting %s to %s ..." % (f, f2))19				os.remove(f2)20		shutil.copy(f, f2)21def split_train_val(data_dir, train_dir=None, val_dir=None, val_split=0.1, num_val=None, ext='.jpg', shuffle=True,22                    sort=False):23	if not train_dir:24		train_dir=data_dir+'_train'25	if not val_dir:26		val_dir=data_dir+'_val'27	newdir(train_dir)28	newdir(val_dir)29	fs = glob.glob(data_dir + '/*' + ext)30	if sort:31		fs.sort()32	elif shuffle:33		random.shuffle(fs)34	if not num_val:35		num_val = int(len(fs) * val_split)36	val_files = fs[:num_val]37	train_files = fs[num_val:]38	copy_files_to(train_files, train_dir)39	copy_files_to(val_files, val_dir)40def split_list(lis, ratios, shuffle=True):41	if not lis:42		return None43	if len(lis) < len(ratios):44		raise Exception("List is not long enough to be split.")45	import numpy as np46	if shuffle:47		random.shuffle(lis)48	ratios = np.array(ratios)49	ratios = ratios / ratios.sum()50	nums = ratios * len(lis)51	nums = np.round(nums).astype(int)52	total = len(lis)53	splits = []54	current_index = 055	for i, num in enumerate(nums):56		end_point = min(current_index + num, total)57		batch = lis[current_index:end_point]58		splits.append(batch)59		current_index = end_point60	return splits61def split_files(src_files, dst_dirs_and_ratios: '{"output":{"train":0.8,"val":0.2}}', shuffle=True, remake_dirs=True):62	def compress_tree(tree, root=''):63		leaves = {}64		def parse_tree(root, dic):65			for k, v in dic.items():66				p = os.path.join(root, k)67				if isinstance(v, dict):68					parse_tree(p, v)69				else:70					'''Now it should be a number'''71					leaves[p] = v72		parse_tree(root=root, dic=tree)73		return leaves74	tree = compress_tree(dst_dirs_and_ratios)75	out_dirs = list(tree.keys())76	ratios = list(tree.values())77	out_file_lists = split_list(src_files, ratios, shuffle=shuffle)78	for dir, files in zip(out_dirs, out_file_lists):79		if remake_dirs and os.path.exists(dir):80			shutil.rmtree(dir)81			time.sleep(0.01)82		print('Coping %s files to %s : %s' % (len(files), dir, files))83		copy_files_to(files, dir)84def split_dir(src_dir, dst_dirs_and_ratios: '{"output":{"train":0.8,"val":0.2}}', shuffle=True, remake_dirs=True,85              glob_strings=['*.jpg', '*.png']):86	fs = []87	for string in glob_strings:88		fs += glob.glob(os.path.join(src_dir, string))89	split_files(90		src_files=fs, dst_dirs_and_ratios=dst_dirs_and_ratios, shuffle=shuffle, remake_dirs=remake_dirs91	)92	print('Split dir %s finished.' % (src_dir))93def split_train_val_imagefolder(data_dir, train_dir, val_dir, val_split=0.1, num_val_cls=None, ext='.jpg', shuffle=True,94                                sort=False):95	newdir(train_dir)96	newdir(val_dir)97	for cls in os.listdir(data_dir):98		cls_dir = data_dir + '/' + cls99		train_cls_dir = train_dir + '/' + cls100		val_cls_dir = val_dir + '/' + cls101		split_train_val(cls_dir, train_dir=train_cls_dir, val_dir=val_cls_dir, val_split=val_split, num_val=num_val_cls,102		                ext=ext, shuffle=shuffle, sort=sort)103def merge_dirs(src_dirs, dst_dir):104	if os.path.exists(dst_dir):105		shutil.rmtree(dst_dir)106		a = 0107	os.makedirs(dst_dir)108	for dir in src_dirs:109		fs = glob.glob(dir + '/*')110		copy_files_to(fs, dst_dir)111if __name__ == '__main__':112	split_train_val_imagefolder(113		data_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-imagenet-format',114		train_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-trainval/train/raw',115		val_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-trainval/val',116		# val_split=0.1117		num_val_cls=500118	)119	split_train_val_imagefolder(120		data_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-trainval/train/raw',121		train_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-trainval/train/unlabeled_unmerged',122		val_dir='/home/ars/disk/datasets/cifar-10-python/cofar10-trainval/train/labeled',123		# val_split=0.1124		num_val_cls=500...

diff.py

Source:diff.py

...4import shutil5from sys import argv6def check_valid_dir(directory):7    return os.path.exists(directory) and os.path.isdir(directory)8def copy_files_to(files, src, dest):9    for current in files:10        dir_name = os.path.join(dest, os.path.dirname(current))11        if not os.path.exists(dir_name):12            os.makedirs(dir_name)13        shutil.copy(os.path.join(src, current), os.path.join(dest, current))14if len(argv) != 4:15    print("Invalid number of parameters")16    print("Usage:")17    print(argv[0], "<old_src> <new_src> <dest_dir>")18    exit(1)19_, old, new, dst = argv20if not check_valid_dir(old) or not check_valid_dir(new) or not check_valid_dir(dst):21    print(f'All parameters must exist and be directories')22    exit(1)23new_files = []24old_files = []25to_delete = []26to_replace_files = []27to_add_files = []28for dirname, dirnames, filenames in os.walk(old):29    path = os.path.relpath(dirname, old)30    for old_filename in filenames:31        old_files.append(os.path.join(path, old_filename))32for dirname, dirnames, filenames in os.walk(new):33    path = os.path.relpath(dirname, new)34    for new_filename in filenames:35        new_files.append(os.path.join(path, new_filename))36for old_file in old_files:37    if old_file not in new_files:38        to_delete.append(old_file)39for new_file in new_files:40    if new_file not in old_files:41        to_add_files.append(new_file)42for to_delete_file in to_delete:43    old_files.remove(to_delete_file)44for found_file in old_files:45    file_old = os.path.join(old, found_file)46    file_new = os.path.join(new, found_file)47    equals = filecmp.cmp(file_old, file_new, False)48    if not equals:49        to_replace_files.append(found_file)50copy_files_to(to_replace_files, new, dst)51copy_files_to(to_add_files, new, dst)52if len(to_delete) > 0:53    to_delete_file = os.path.join(dst, "to_delete.txt")54    f_delete = open(to_delete_file, "w")55    for dfile in to_delete:56        f_delete.write(dfile + "\n")57    f_delete.close()58    print(f"Files to be deleted were listed in {to_delete_file}")...

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