Pseudo-python code that shows how you can incorporate the GeoBeeater with your code. This is a mere snippets for you to copy-paste and adapt it to your code.

geobotbeater_example.py

class YourAgent:
  def __init__(self,
               # ... other params
               # ...
               antigeo_thresh=20):
    
    # ...
    # Initialize your agent here ...
    # ...
    
    # Store our last move
    self.latest_action = None
    
    # GeoBeater params
    self.antigeo_thresh = antigeo_thresh
    if self.antigeo_thresh is not None:
      self.geobeater = GeobotBeater()
      self.geobeater_score = 0
      self.geobeater_last_move = None
      self.should_use_geobeater = False

  def __call__(self, obs, conf):
    # First, update geobot actions before making any changes to self.latest_actions
    if self.antigeo_thresh is not None and obs.step > 0:
      # Calculate geobeater's score
      if self.geobeater_last_move is not None:
        if self.geobeater_last_move == (obs.lastOpponentAction + 1) % 3:
          self.geobeater_score += 1
        elif self.geobeater_last_move == (obs.lastOpponentAction + 2) % 3:
          self.geobeater_score -= 1
      # Get geobeater's last action
      self.geobeater_last_move = self.geobeater(
          obs.step, self.latest_action, obs.lastOpponentAction)

    # ...
    # Make updates to self.last_action here
    # ...
    
    # Try to understand if we can use anti-geometric strat (it's very subtle)
    if self.antigeo_thresh is not None and obs.step > 0:
      # If it's already winning, it is clearly up to something
      if (self.geobeater_score >= self.antigeo_thresh and \
          self.current_score < self.geobeater_score) or \
          self.current_score <= -self.antigeo_thresh:
        # Unleash the geobeater forever
        self.should_use_geobeater = True
      if self.should_use_geobeater:
        self.latest_action = self.geobeater_last_move

    # Return an action
    return self.latest_action