chore: import upstream snapshot with attribution

python/mlc_llm/cli/worker.py

@@ -0,0 +1,57 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#   http://www.apache.org/licenses/LICENSE-2.0
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+"""Internal DiscoWorker for Disco ProcessSession."""
+
+import os
+import sys
+
+from tvm import runtime as _  # noqa: F401
+from tvm_ffi import get_global_func
+
+from .. import base  # noqa: F401
+
+# register the calibration functions
+from ..interface import calibrate  # noqa: F401
+
+
+def main():
+    """Main worker function"""
+    if len(sys.argv) != 6:
+        print("Usage: <worker_id> <num_workers> <num_groups> <read_fd> <write_fd>")
+        return
+
+    worker_id = int(sys.argv[1])
+    num_workers = int(sys.argv[2])
+    num_groups = int(sys.argv[3])
+    read_fd = int(sys.argv[4])
+    write_fd = int(sys.argv[5])
+    if sys.platform == "win32":
+        import msvcrt
+
+        reader = msvcrt.open_osfhandle(read_fd, os.O_BINARY)
+        writer = msvcrt.open_osfhandle(write_fd, os.O_BINARY)
+    else:
+        reader = read_fd
+        writer = write_fd
+
+    worker_func = get_global_func("runtime.disco.WorkerProcess")
+    worker_func(worker_id, num_workers, num_groups, reader, writer)
+
+
+if __name__ == "__main__":
+    try:
+        main()
+    except (OSError, KeyboardInterrupt):
+        pass