code: def _check_if_host_is_numeric(hostname):
      if hostname:
          try:
              float(hostname)
              return True
          except ValueError:
              return False
      else:
          return False
  
file_path: mlflow/mlflow/store/artifact/mlflow_artifacts_repo.py
imports: import re
  from urllib.parse import urlparse, urlunparse
  from mlflow.exceptions import MlflowException
  from mlflow.store.artifact.http_artifact_repo import HttpArtifactRepository
  from mlflow.tracking._tracking_service.utils import get_tracking_uri
label_desc: Use image node_id 1 for calling a global function with example usage: _check_if_host_is_numeric(hostname) and returns: False, True, False