Fixed typo in A2C's docstring (#1303)

DLR-RM · Jan 28, 2023 · bea3c44 · bea3c44
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diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
@@ -39,6 +39,7 @@ Others:
 Documentation:
 ^^^^^^^^^^^^^^
 - Renamed ``load_parameters`` to ``set_parameters`` (@DavyMorgan)
+- Fixed typo in ``A2C`` docstring (@AlexPasqua)
 
 
 Release 1.7.0 (2023-01-10)

diff --git a/stable_baselines3/a2c/a2c.py b/stable_baselines3/a2c/a2c.py
@@ -29,7 +29,7 @@ class A2C(OnPolicyAlgorithm):
     :param n_steps: The number of steps to run for each environment per update
         (i.e. batch size is n_steps * n_env where n_env is number of environment copies running in parallel)
     :param gamma: Discount factor
-    :param gae_lambda: Factor for trade-off of bias vs variance for Generalized Advantage Estimator
+    :param gae_lambda: Factor for trade-off of bias vs variance for Generalized Advantage Estimator.
         Equivalent to classic advantage when set to 1.
     :param ent_coef: Entropy coefficient for the loss calculation
     :param vf_coef: Value function coefficient for the loss calculation