.gitignore

 colorizers/siggraph17-df00044c.pth
 colorizers/colorization_release_v2-9b330a0b.pth
+colorizers/col_new.pth
 __pycache__
-*.png
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+*.png
+.ipynb_checkpoints

iiif_utils.py

+import requests
+import json
+import threading
+import os
+
+
+def get_json_by_url(url):
+    res = requests.get(url).content
+    return json.loads(res)
+
+def get_manifesturls_from_collectionurl(url):
+    x = get_json_by_url(url)
+    return [el['@id'] for el in x['manifests']]
+
+def get_imgurls_from_manifesturl(url):
+    x = get_json_by_url(url)
+    res = []
+    for s in x['sequences']:
+        for c in s['canvases']:
+            for i in c['images']:
+                res.append(i['resource']['@id'])
+    return res
+
+def get_imgurls_from_collectionurl(url):
+    res = []
+    for manifest_url in get_manifesturls_from_collectionurl(url):
+        tmp = get_imgurls_from_manifesturl(manifest_url)
+        for el in tmp:
+            res.append(el)
+    return res
+
+def download_images(img_urls, img_paths):
+    for u, n in zip(img_urls, img_paths):
+        img_bytes = requests.get(u).content
+        with open(n, '+wb') as img_file:
+            img_file.write(img_bytes)
+
+def download_images_multithreded(img_urls, img_paths, nb_threads=5):
+    chunk_idcs = list(range(0, len(img_urls), int(len(img_urls)/nb_threads))) + [len(img_urls)]
+    chunks_urls = [img_urls[i:j] for i,j in zip(chunk_idcs[:-1], chunk_idcs[1:])]
+    chunks_paths = [img_paths[i:j] for i,j in zip(chunk_idcs[:-1], chunk_idcs[1:])]
+    for urls, paths in zip(chunks_urls, chunks_paths):
+        threading.Thread(target=download_images, args=[urls, paths]).start()
+
+def create_paths_from_iiifurls(img_urls, base_path=''):
+    res = [el.split('images/')[1] for el in img_urls]
+    res = ['_'.join(el.split('/')[:-4]) for el in res]
+    res = [el+'.'+u.split('.')[-1] for el, u in zip(res, img_urls)]
+    res = [os.path.join(base_path, el) for el in res]
+    return res
+

postBuild

+# Seems not to work for Binder
 #wget -q -o colorizers/colorization_release_v2-9b330a0b.pth https://colorizers.s3.us-east-2.amazonaws.com/colorization_release_v2-9b330a0b.pth
 #wget -q -o colorizers/siggraph17-df00044c.pth https://colorizers.s3.us-east-2.amazonaws.com/siggraph17-df00044c.pth
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