init

download_model.py

@@ -0,0 +1,28 @@
+import os
+import sys
+import requests
+from tqdm import tqdm
+
+if len(sys.argv) != 2:
+    print('You must enter the model name as a parameter, e.g.: download_model.py 124M')
+    sys.exit(1)
+
+model = sys.argv[1]
+
+subdir = os.path.join('models', model)
+if not os.path.exists(subdir):
+    os.makedirs(subdir)
+subdir = subdir.replace('\\','/') # needed for Windows
+
+for filename in ['checkpoint','encoder.json','hparams.json','model.ckpt.data-00000-of-00001', 'model.ckpt.index', 'model.ckpt.meta', 'vocab.bpe']:
+
+    r = requests.get("https://openaipublic.blob.core.windows.net/gpt-2/" + subdir + "/" + filename, stream=True)
+
+    with open(os.path.join(subdir, filename), 'wb') as f:
+        file_size = int(r.headers["content-length"])
+        chunk_size = 1000
+        with tqdm(ncols=100, desc="Fetching " + filename, total=file_size, unit_scale=True) as pbar:
+            # 1k for chunk_size, since Ethernet packet size is around 1500 bytes
+            for chunk in r.iter_content(chunk_size=chunk_size):
+                f.write(chunk)
+                pbar.update(chunk_size)