Server implementation more or less complete

yacv_server/glbs.py

@@ -0,0 +1,32 @@
+from typing import AsyncGenerator
+
+
+async def glb_sequence_to_glbs(glb_sequence: AsyncGenerator[bytes, None]) -> AsyncGenerator[bytes, None]:
+    """Converts a sequence of GLB files into a single GLBS file.
+
+    This is a streaming response in the custom GLBS format which consists of the "GLBS" magic text followed by
+    a sequence of GLB files, each with a 4-byte little-endian length prefix."""
+
+    # Write the magic text
+    yield b'GLBS'
+
+    # Write the GLB files
+    async for glb in glb_sequence:
+        # Write the length prefix
+        yield len(glb).to_bytes(4, 'little')
+        # Write the GLB file
+        yield glb
+
+
+if __name__ == '__main__':
+    import asyncio
+
+    async def test_glb_sequence_to_glbs():
+        async def glb_sequence():
+            yield b'glb00001'
+            yield b'glb2'
+
+        async for chunk in glb_sequence_to_glbs(glb_sequence()):
+            print(chunk)
+
+    asyncio.run(test_glb_sequence_to_glbs())