TensorFlow.NET/src/TensorFlowNET.Core/IO/gfile.cs at master · murmansoft/TensorFlow.NET · GitHub

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/*****************************************************************************

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License.

******************************************************************************/

using System;

using System.Collections.Generic;

using System.Diagnostics;

using System.IO;

using System.Linq;

using static Tensorflow.Binding;

namespace Tensorflow.IO

{

public class GFile

{

/// <summary>

/// Recursive directory tree generator for directories.

/// </summary>

/// <param name="top">a Directory name</param>

/// <param name="in_order">Traverse in order if True, post order if False.</param>

public IEnumerable<(string, string[], string[])> Walk(string top, bool in_order = true)

{

if (!Directory.Exists(top))

return Enumerable.Empty<(string, string[], string[])>();

return walk_v2(top, in_order);

}

private IEnumerable<(string, string[], string[])> walk_v2(string top, bool topdown)

{

var subdirs = Directory.GetDirectories(top);

var files = Directory.GetFiles(top);

var here = (top, subdirs, files);

if (subdirs.Length == 0)

yield return here;

else

foreach (var dir in subdirs)

foreach (var f in walk_v2(dir, topdown))

yield return f;

}

public string[] listdir(string data_dir)

=> Directory.GetDirectories(data_dir)

.Select(x => x.Split(Path.DirectorySeparatorChar).Last())

.ToArray();

public string[] glob(string data_dir)

{

var dirs = new List<string>();

foreach(var dir in Directory.GetDirectories(data_dir))

dirs.AddRange(Directory.GetFiles(dir));

return dirs.ToArray();

}

public string join(params string[] paths)

{

Debug.Assert(paths.Length >= 1);

if (paths[0].Substring(1).Contains("://"))

{

throw new NotImplementedException("The combination of urls has not been implemented.");

}

return Path.Combine(paths);

}

TensorFlow.NET/src/TensorFlowNET.Core/IO/gfile.cs at master · murmansoft/TensorFlow.NET · GitHub

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