docstr: Register a CacheStatsProvider with the manager.
  This function is not thread-safe. Call it immediately after
  creation.
docstr_tok: ["Register","a","CacheStatsProvider","with","the","manager",".","This","function","is","not","thread-safe",".","Call","it","immediately","after","creation","."]
code: def register_provider(self, provider: CacheStatsProvider) -> None:
      """Register a CacheStatsProvider with the manager.
      This function is not thread-safe. Call it immediately after
      creation.
      """
      self._cache_stats_providers.append(provider)
  
file_path: streamlit/lib/streamlit/runtime/stats.py
imports: import itertools
  from abc import abstractmethod
  from typing import List, NamedTuple
  from typing_extensions import Protocol, runtime_checkable
  from streamlit.proto.openmetrics_data_model_pb2 import Metric
label_desc: Use image node_id 2 for calling the StatsManager obj's underlying member method code with example usage: obj.register_provider(provider) without return types