Create download_data.py

Need to run the script in the aflow/data path

examples/aflow/data/download_data.py

@@ -0,0 +1,36 @@
+import os
+import requests
+import tarfile
+from tqdm import tqdm
+
+def download_file(url, filename):
+    response = requests.get(url, stream=True)
+    total_size = int(response.headers.get('content-length', 0))
+    block_size = 1024
+    progress_bar = tqdm(total=total_size, unit='iB', unit_scale=True)
+    
+    with open(filename, 'wb') as file:
+        for data in response.iter_content(block_size):
+            size = file.write(data)
+            progress_bar.update(size)
+    progress_bar.close()
+
+def extract_tar_gz(filename, extract_path):
+    with tarfile.open(filename, 'r:gz') as tar:
+        tar.extractall(path=extract_path)
+
+url = "https://drive.google.com/uc?export=download&id=1tXp5cLw89egeKRwDuood2TPqoEWd8_C0"
+filename = "aflow_data.tar.gz"
+extract_path = "./"
+
+print("Downloading data file...")
+download_file(url, filename)
+
+print("Extracting data file...")
+extract_tar_gz(filename, extract_path)
+
+print("Download and extraction completed.")
+
+# Clean up the compressed file
+os.remove(filename)
+print(f"Removed {filename}")