code: def create(self, vector_dim: int):
      if self._collection_name in self._client.list_collections():
          self._client.drop_collection(self._collection_name)
      self._client.create_collection(
          collection_name=self._collection_name,
          dimension=vector_dim,
          metric_type="COSINE",
      )
  
file_path: evadb/evadb/third_party/vector_stores/milvus.py
imports: import os
  from typing import List
  from evadb.third_party.vector_stores.types import FeaturePayload, VectorIndexQuery, VectorIndexQueryResult, VectorStore
  from evadb.utils.generic_utils import try_to_import_milvus_client
label_desc: Use image node_id 2 for calling the MilvusVectorStore obj's underlying member method code with example usage: obj.create(vector_dim) without return types