code: def _is_fsspec_url(url):
      return (
          isinstance(url, str)
          and "://" in url
          and not url.startswith(("http://", "https://"))
      )
  
imports: from packaging.version import Version
  import json
  import warnings
  import numpy
  from pandas import DataFrame, Series
  from geopandas._compat import import_optional_dependency
  from geopandas.array import from_wkb
  from geopandas import GeoDataFrame
  import geopandas
  from .file import _expand_user
label_desc: Use image node_id 1 for calling a global function with example usage: _is_fsspec_url(url) and returns: unknown