code: def compute_binding_pocket_cation_pi(mol1, mol2, **kwargs):
      """Finds cation-pi interactions between mol1 and mol2.
  
      Parameters:
      -----------
      mol1: rdkit.rdchem.Mol
          Interacting molecules
      mol2: rdkit.rdchem.Mol
          Interacting molecules
      **kwargs:
          Arguments that are passed to compute_cation_pi function
  
      Returns:
      --------
      mol1_cation_pi, mol2_cation_pi: dict
          Dictionaries that maps atom indices to the number of cations/aromatic
          atoms they interact with
      """
      # find interacting rings from mol1 and cations from mol2
      mol1_pi, mol2_cation = compute_cation_pi(mol1, mol2, **kwargs)
      # find interacting cations from mol1 and rings from mol2
      mol2_pi, mol1_cation = compute_cation_pi(mol2, mol1, **kwargs)
  
      # merge counters
      mol1_cation_pi = Counter()
      mol1_cation_pi.update(mol1_pi)
      mol1_cation_pi.update(mol1_cation)
  
      mol2_cation_pi = Counter()
      mol2_cation_pi.update(mol2_pi)
      mol2_cation_pi.update(mol2_cation)
  
      return mol1_cation_pi, mol2_cation_pi
  
file_path: deepchem/deepchem/utils/noncovalent_utils.py
imports: import numpy
  from collections import Counter
  from deepchem.utils.fragment_utils import get_partial_charge
  from deepchem.utils.rdkit_utils import compute_ring_center
  from deepchem.utils.rdkit_utils import compute_ring_normal
  from deepchem.utils.geometry_utils import angle_between
  from deepchem.utils.geometry_utils import is_angle_within_cutoff
label_desc: Use image node_id 11 for calling a global function with example usage: compute_binding_pocket_cation_pi(mol1, mol2) and returns: mol1_cation_pi,  mol2_cation_pi