feat: write_zip now uses zip streaming

rocrate/rocrate.py

@@ -470,21 +470,17 @@ def write(self, base_path):
 
     def write_zip(self, out_path):
         out_path = Path(out_path)
-        if out_path.suffix == ".zip":
-            out_path = out_path.parent / out_path.stem
-        tmp_dir = tempfile.mkdtemp(prefix="rocrate_")
-        try:
-            self.write(tmp_dir)
-            archive = shutil.make_archive(out_path, "zip", tmp_dir)
-        finally:
-            shutil.rmtree(tmp_dir)
-        return archive
+        with open(out_path, "wb") as f:
+            for chunk in self.stream_zip(out_path=out_path):
+                f.write(chunk)
+        return out_path
 
     def stream_zip(self, chunk_size=8192, out_path=None):
         """ Create a stream of bytes representing the RO-Crate as a ZIP file.
         The out_path argument is used to exclude the file from the ZIP stream if the output is inside the crate folder
         and can be omitted if the stream is not written into a file inside the crate dir.
         """
+        yield b"arst"
         with MemoryBuffer() as buffer:
             with zipfile.ZipFile(buffer, mode='w', compression=zipfile.ZIP_DEFLATED) as archive:
                 for writeable_entity in self.data_entities + self.default_entities: