code: def test_order_comp():
      geq = neurovault.GreaterOrEqual("2016-07-12T11:29:12.263046Z")
  
      assert "2016-08-12T11:29:12.263046Z" == geq
      assert "2016-06-12T11:29:12.263046Z" != geq
      assert str(geq) == "GreaterOrEqual('2016-07-12T11:29:12.263046Z')"
  
      gt = neurovault.GreaterThan("abc")
  
      assert gt != "abc"
      assert gt == "abd"
      assert str(gt) == "GreaterThan('abc')"
  
      lt = neurovault.LessThan(7)
  
      assert lt != 7
      assert lt == 5
      assert lt != "a"
      assert str(lt) == "LessThan(7)"
  
      leq = neurovault.LessOrEqual(4.5)
  
      assert leq == 4.4
      assert leq != 4.6
      assert str(leq) == "LessOrEqual(4.5)"
  
imports: import hashlib
  import json
  import os
  import re
  import stat
  from urllib import parse
  import numpy
  import pandas
  import pytest
  import requests
  from nilearn._utils.data_gen import generate_fake_fmri
  from nilearn.conftest import _rng
  from nilearn.datasets import neurovault
  from nilearn.image import load_img
label_desc: Use image node_id 18 for calling a global function with example usage: test_order_comp() without return types