code: def __init__(self, space, intercept, coef):
      self.space = space
      self.intercept = intercept
      self.coef = coef
  
file_path: geomstats/geomstats/test_cases/learning/geodesic_regression.py
imports: import pytest
  import geomstats.backend
  from geomstats.test.random import RandomDataGenerator
  from geomstats.test_cases.learning._base import BaseEstimatorTestCase
label_desc: Use image node_id 1 to create a new Model object  with example: obj = Model(space, intercept, coef)