add file manager

lama_cleaner/file_manager/utils.py

@@ -0,0 +1,67 @@
+# Copy from: https://github.com/silentsokolov/flask-thumbnails/blob/master/flask_thumbnails/utils.py
+import importlib
+import os
+from pathlib import Path
+
+from typing import Union
+
+
+def generate_filename(original_filename, *options):
+    name, ext = os.path.splitext(original_filename)
+    for v in options:
+        if v:
+            name += "_%s" % v
+    name += ext
+
+    return name
+
+
+def parse_size(size):
+    if isinstance(size, int):
+        # If the size parameter is a single number, assume square aspect.
+        return [size, size]
+
+    if isinstance(size, (tuple, list)):
+        if len(size) == 1:
+            # If single value tuple/list is provided, exand it to two elements
+            return size + type(size)(size)
+        return size
+
+    try:
+        thumbnail_size = [int(x) for x in size.lower().split("x", 1)]
+    except ValueError:
+        raise ValueError(  # pylint: disable=raise-missing-from
+            "Bad thumbnail size format. Valid format is INTxINT."
+        )
+
+    if len(thumbnail_size) == 1:
+        # If the size parameter only contains a single integer, assume square aspect.
+        thumbnail_size.append(thumbnail_size[0])
+
+    return thumbnail_size
+
+
+def aspect_to_string(size):
+    if isinstance(size, str):
+        return size
+
+    return "x".join(map(str, size))
+
+
+IMG_SUFFIX = {'.jpg', '.jpeg', '.png'}
+
+
+def glob_img(p: Union[Path, str], recursive: bool = False):
+    p = Path(p)
+    if p.is_file() and p.suffix in IMG_SUFFIX:
+        yield p
+    else:
+        if recursive:
+            files = Path(p).glob("**/*.*")
+        else:
+            files = Path(p).glob("*.*")
+
+        for it in files:
+            if it.suffix not in IMG_SUFFIX:
+                continue
+            yield it