code: def _check_sample_belongs_to_support(self, sample, atol):
      self.assertTrue(gs.all(sample >= 0))
      self.assertTrue(gs.all(sample <= 1))
  
file_path: geomstats/geomstats/test_cases/information_geometry/beta.py
imports: import pytest
  import geomstats.backend
  from geomstats.geometry.symmetric_matrices import SymmetricMatrices
  from geomstats.test_cases.information_geometry.dirichlet import DirichletDistributionsTestCase, DirichletMetricTestCase
label_desc: Use image node_id 1 for calling the BetaDistributionsTestCase obj's underlying member method code with example usage: obj._check_sample_belongs_to_support(sample, atol) without return types