Additional example

examples/pubnub_asyncio/file_handling_async.py

@@ -0,0 +1,47 @@
+import os
+
+
+from pubnub.pubnub_asyncio import PubNubAsyncio
+from pubnub.pnconfiguration import PNConfiguration
+
+
+config = PNConfiguration()
+config.publish_key = os.environ.get('PN_KEY_PUBLISH')
+config.subscribe_request_timeout = 10
+config.subscribe_key = os.environ.get('PN_KEY_SUBSCRIBE')
+config.enable_subscribe = False
+config.uuid = 'demo'
+
+channel = 'file-channel'
+pubnub = PubNubAsyncio(config)
+sample_path = f"{os.getcwd()}/examples/native_sync/sample.gif"
+
+
+def callback(response, *args):
+    print(f"Sent file: {response.result.name} with id: {response.result.file_id},"
+          f" at timestamp: {response.result.timestamp}")
+
+
+with open(sample_path, 'rb') as sample_file:
+    sample_file.seek(0)
+    pubnub.send_file() \
+        .channel(channel) \
+        .file_name("sample.gif") \
+        .message({"test_message": "test"}) \
+        .file_object(sample_file) \
+        .pn_async(callback)
+
+file_list_response = pubnub.list_files().channel(channel).sync()
+print(f"Found {len(file_list_response.result.data)} files:")
+
+for pos in file_list_response.result.data:
+    print(f"  {pos['name']} with id: {pos['id']}")
+    ext = pos['name'].replace('sample', '')
+    download_url = pubnub.get_file_url().channel(channel).file_id(pos['id']).file_name(pos['name']).sync()
+    print(f'  Download url: {download_url.result.file_url}')
+    download_file = pubnub.download_file().channel(channel).file_id(pos['id']).file_name(pos['name']).sync()
+    fw = open(f"{os.getcwd()}/examples/native_sync/out-{pos['id']}{ext}", 'wb')
+    fw.write(download_file.result.data)
+    print(f"  file saved as {os.getcwd()}/examples/native_sync/out-{pos['id']}{ext}\n")
+    pubnub.delete_file().channel(channel).file_id(pos['id']).file_name(pos['name']).sync()
+    print(' File deleted from storage')