code: def test_gml_format_option(tmp_path):
      """Test GML dataset creation option FORMAT (see gh-968)"""
  
      schema = {"geometry": "Point", "properties": {"position": "int"}}
      records = [
          Feature.from_dict(
              **{
                  "geometry": {
                      "type": "Point",
                      "coordinates": (0.0, float(i)),
                  },
                  "properties": {"position": i},
              }
          )
          for i in range(10)
      ]
  
      fpath = tmp_path.joinpath(get_temp_filename("GML"))
  
      with fiona.open(
          fpath, "w", driver="GML", schema=schema, FORMAT="GML3"
      ) as out:
          out.writerecords(records)
  
      xsd_path = list(tmp_path.glob("*.xsd"))[0]
  
      with open(xsd_path) as f:
          xsd = f.read()
          assert "http://schemas.opengis.net/gml/3.1.1" in xsd
  
imports: import glob
  import os
  import tempfile
  import fiona
  from fiona.model import Feature
  from .conftest import get_temp_filename, requires_gdal2
label_desc: Use image node_id 1 for calling a global function with example usage: test_gml_format_option(tmp_path) without return types