code: def predict(self, X):
          
          X_ = self._check_array(X)
          return exp(dot(X_, self._coef))
docs: Predict count for samples in X.
  
          Parameters
          ----------
          X : array-like, shape = [n_samples, n_features]
  
          Returns
          -------
          C : array, shape = [n_samples,]
              Predicted count for each sample