feature(nyz): add MADDPG pettingzoo example

README.md

@@ -238,7 +238,7 @@ P.S: The `.py` file in `Runnable Demo` can be found in `dizoo`
 |  27  |          [QTran](https://arxiv.org/abs/1905.05408)           |      ![MARL](https://img.shields.io/badge/-MARL-yellow)      | [policy/qtran](https://github.com/opendilab/DI-engine/blob/main/ding/policy/qtran.py) |       ding -m serial -c smac_3s5z_qtran_config.py -s 0       |
 |  28  |          [WQMIX](https://arxiv.org/abs/2006.10800)           |      ![MARL](https://img.shields.io/badge/-MARL-yellow)      | [WQMIX doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/wqmix.html)<br>[policy/wqmix](https://github.com/opendilab/DI-engine/blob/main/ding/policy/wqmix.py) |       ding -m serial -c smac_3s5z_wqmix_config.py -s 0       |
 |  29  |        [CollaQ](https://arxiv.org/pdf/2010.08531.pdf)        |      ![MARL](https://img.shields.io/badge/-MARL-yellow)      | [CollaQ doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/collaq.html)<br>[policy/collaq](https://github.com/opendilab/DI-engine/blob/main/ding/policy/collaq.py) |      ding -m serial -c smac_3s5z_collaq_config.py -s 0       |
-|  30  |        [MADDPG](https://arxiv.org/pdf/1706.02275.pdf)        |      ![MARL](https://img.shields.io/badge/-MARL-yellow)      | [MADDPG doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/ddpg.html)<br>[policy/ddpg](https://github.com/opendilab/DI-engine/blob/main/ding/policy/ddpg.py) |      ding -m serial -c ant_maddpg_config.py -s 0       |
+|  30  |        [MADDPG](https://arxiv.org/pdf/1706.02275.pdf)        |      ![MARL](https://img.shields.io/badge/-MARL-yellow)      | [MADDPG doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/ddpg.html)<br>[policy/ddpg](https://github.com/opendilab/DI-engine/blob/main/ding/policy/ddpg.py) |      ding -m serial -c ptz_simple_spread_maddpg_config.py -s 0       |
 |  31  |           [GAIL](https://arxiv.org/pdf/1606.03476.pdf)           |        ![IL](https://img.shields.io/badge/-IL-purple)        | [GAIL doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/gail.html)<br>[reward_model/gail](https://github.com/opendilab/DI-engine/blob/main/ding/reward_model/gail_irl_model.py) |  ding -m serial_gail -c cartpole_dqn_gail_config.py -s 0  |
 |  32  |         [SQIL](https://arxiv.org/pdf/1905.11108.pdf)         |        ![IL](https://img.shields.io/badge/-IL-purple)        | [SQIL doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/sqil.html)<br>[entry/sqil](https://github.com/opendilab/DI-engine/blob/main/ding/entry/serial_entry_sqil.py) |     ding -m serial_sqil -c cartpole_sqil_config.py -s 0      |
 |  33  | [DQFD](https://arxiv.org/pdf/1704.03732.pdf) | ![IL](https://img.shields.io/badge/-IL-purple) | [DQFD doc](https://di-engine-docs.readthedocs.io/en/latest/12_policies/dqfd.html)<br>[policy/dqfd](https://github.com/opendilab/DI-engine/blob/main/ding/policy/dqfd.py) | ding -m serial_dqfd -c cartpole_dqfd_config.py -s 0 |

ding/policy/policy_factory.py

@@ -2,6 +2,7 @@
 from collections import namedtuple
 from easydict import EasyDict
 import gym
+import gymnasium
 import torch
 
 from ding.torch_utils import to_device
@@ -49,26 +50,35 @@ def forward(data: Dict[int, Any], *args, **kwargs) -> Dict[int, Any]:
 
             actions = {}
             for env_id in data:
-                if not isinstance(action_space, list):
+                if isinstance(action_space, list):
+                    if 'global_state' in data[env_id].keys():
+                        # for smac
+                        logit = torch.ones_like(data[env_id]['action_mask'])
+                        logit[data[env_id]['action_mask'] == 0.0] = -1e8
+                        dist = torch.distributions.categorical.Categorical(logits=torch.Tensor(logit))
+                        actions[env_id] = {'action': dist.sample(), 'logit': torch.as_tensor(logit)}
+                    else:
+                        # for gfootball
+                        actions[env_id] = {
+                            'action': torch.as_tensor(
+                                [action_space_agent.sample() for action_space_agent in action_space]
+                            ),
+                            'logit': torch.ones([len(action_space), action_space[0].n])
+                        }
+                elif isinstance(action_space, gymnasium.spaces.Dict):  # pettingzoo
+                    actions[env_id] = {
+                        'action': torch.as_tensor(
+                            [action_space_agent.sample() for action_space_agent in action_space.values()]
+                        )
+                    }
+                else:
                     if isinstance(action_space, gym.spaces.Discrete):
                         action = torch.LongTensor([action_space.sample()])
                     elif isinstance(action_space, gym.spaces.MultiDiscrete):
                         action = [torch.LongTensor([v]) for v in action_space.sample()]
                     else:
                         action = torch.as_tensor(action_space.sample())
                     actions[env_id] = {'action': action}
-                elif 'global_state' in data[env_id].keys():
-                    # for smac
-                    logit = torch.ones_like(data[env_id]['action_mask'])
-                    logit[data[env_id]['action_mask'] == 0.0] = -1e8
-                    dist = torch.distributions.categorical.Categorical(logits=torch.Tensor(logit))
-                    actions[env_id] = {'action': dist.sample(), 'logit': torch.as_tensor(logit)}
-                else:
-                    # for gfootball
-                    actions[env_id] = {
-                        'action': torch.as_tensor([action_space_agent.sample() for action_space_agent in action_space]),
-                        'logit': torch.ones([len(action_space), action_space[0].n])
-                    }
             return actions
 
         def reset(*args, **kwargs) -> None:

ding/utils/registry.py

@@ -135,10 +135,11 @@ def build(self, obj_type: str, *obj_args, **obj_kwargs) -> object:
             global _innest_error
             if _innest_error:
                 argspec = inspect.getfullargspec(build_fn)
-                message = 'for {}(alias={})'.format(build_fn, obj_type)
-                message += '\nExpected args are:{}'.format(argspec)
-                message += '\nGiven args are:{}/{}'.format(argspec, obj_kwargs.keys())
-                message += '\nGiven args details are:{}/{}'.format(argspec, obj_kwargs)
+                message = 'Hint: for {}(alias={})'.format(build_fn, obj_type)
+                message += '\n\nExpected args are:\n {}\nGiven arguments keys are:\n{}\n'.format(
+                    argspec, obj_kwargs.keys()
+                )
+                print(message)
                 _innest_error = False
             raise e
 

dizoo/gfootball/config/gfootball_counter_masac_config.py

@@ -76,7 +76,7 @@
         import_names=['dizoo.gfootball.envs.gfootball_academy_env'],
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac'),
 )
 gfootball_keeper_masac_default_create_config = EasyDict(gfootball_keeper_masac_default_create_config)
 create_config = gfootball_keeper_masac_default_create_config

dizoo/gfootball/config/gfootball_keeper_masac_config.py

@@ -74,7 +74,7 @@
         import_names=['dizoo.gfootball.envs.gfootball_academy_env'],
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac'),
 )
 gfootball_keeper_masac_default_create_config = EasyDict(gfootball_keeper_masac_default_create_config)
 create_config = gfootball_keeper_masac_default_create_config

dizoo/petting_zoo/config/ptz_simple_spread_maddpg_config.py

@@ -0,0 +1,81 @@
+from easydict import EasyDict
+
+n_agent = 3
+n_landmark = n_agent
+collector_env_num = 8
+evaluator_env_num = 8
+main_config = dict(
+    exp_name='ptz_simple_spread_maddpg_seed0',
+    env=dict(
+        env_family='mpe',
+        env_id='simple_spread_v2',
+        n_agent=n_agent,
+        n_landmark=n_landmark,
+        max_cycles=25,
+        agent_obs_only=False,
+        agent_specific_global_state=True,
+        continuous_actions=True,  # ddpg only support continuous action space
+        act_scale=True,  # necessary for continuous action space
+        collector_env_num=collector_env_num,
+        evaluator_env_num=evaluator_env_num,
+        n_evaluator_episode=evaluator_env_num,
+        stop_value=0,
+    ),
+    policy=dict(
+        cuda=True,
+        multi_agent=True,
+        random_collect_size=5000,
+        model=dict(
+            agent_obs_shape=2 + 2 + n_landmark * 2 + (n_agent - 1) * 2 + (n_agent - 1) * 2,
+            global_obs_shape=2 + 2 + n_landmark * 2 + (n_agent - 1) * 2 + (n_agent - 1) * 2 + n_agent * (2 + 2) +
+            n_landmark * 2 + n_agent * (n_agent - 1) * 2,
+            action_shape=5,
+            action_space='regression',
+            twin_critic=False,
+        ),
+        learn=dict(
+            update_per_collect=50,
+            batch_size=320,
+            # learning_rates
+            learning_rate_q=5e-4,
+            learning_rate_policy=5e-4,
+            target_theta=0.005,
+            discount_factor=0.99,
+        ),
+        collect=dict(
+            n_sample=1600,
+            env_num=collector_env_num,
+        ),
+        eval=dict(
+            env_num=evaluator_env_num,
+            evaluator=dict(eval_freq=500, ),
+        ),
+        other=dict(
+            eps=dict(
+                type='linear',
+                start=1,
+                end=0.05,
+                decay=100000,
+            ),
+            replay_buffer=dict(replay_buffer_size=int(1e6), )
+        ),
+    ),
+)
+
+main_config = EasyDict(main_config)
+create_config = dict(
+    env=dict(
+        import_names=['dizoo.petting_zoo.envs.petting_zoo_simple_spread_env'],
+        type='petting_zoo',
+    ),
+    env_manager=dict(type='subprocess'),
+    policy=dict(type='ddpg'),
+)
+create_config = EasyDict(create_config)
+ptz_simple_spread_maddpg_config = main_config
+ptz_simple_spread_maddpg_create_config = create_config
+
+if __name__ == '__main__':
+    # or you can enter `ding -m serial_entry -c ptz_simple_spread_maddpg_config.py -s 0`
+    from ding.entry import serial_pipeline
+    serial_pipeline((main_config, create_config), seed=0, max_env_step=int(1e6))

dizoo/petting_zoo/config/ptz_simple_spread_masac_config.py

@@ -72,7 +72,7 @@
         type='petting_zoo',
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete'),
+    policy=dict(type='discrete_sac'),
 )
 create_config = EasyDict(create_config)
 ptz_simple_spread_masac_config = main_config

dizoo/smac/config/smac_10m11m_masac_config.py

@@ -80,7 +80,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_10m11m_masac_default_create_config = EasyDict(SMAC_10m11m_masac_default_create_config)
 create_config = SMAC_10m11m_masac_default_create_config

dizoo/smac/config/smac_25m_masac_config.py

@@ -80,7 +80,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_25m_masac_default_create_config = EasyDict(SMAC_25m_masac_default_create_config)
 create_config = SMAC_25m_masac_default_create_config

dizoo/smac/config/smac_2c64zg_masac_config.py

@@ -80,7 +80,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_2c64zg_masac_default_create_config = EasyDict(SMAC_2c64zg_masac_default_create_config)
 create_config = SMAC_2c64zg_masac_default_create_config

dizoo/smac/config/smac_3m_masac_config.py

@@ -78,7 +78,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_3m_masac_default_create_config = EasyDict(SMAC_3m_masac_default_create_config)
 create_config = SMAC_3m_masac_default_create_config

dizoo/smac/config/smac_3s5z_masac_config.py

@@ -78,7 +78,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 smac_3s5z_masac_default_create_config = EasyDict(smac_3s5z_masac_default_create_config)
 create_config = smac_3s5z_masac_default_create_config

dizoo/smac/config/smac_3s5zvs3s6z_masac_config.py

@@ -81,7 +81,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 smac_3s5zvs3s6z_masac_default_create_config = EasyDict(smac_3s5zvs3s6z_masac_default_create_config)
 create_config = smac_3s5zvs3s6z_masac_default_create_config

dizoo/smac/config/smac_5m6m_masac_config.py

@@ -78,7 +78,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_5m6m_masac_default_create_config = EasyDict(SMAC_5m6m_masac_default_create_config)
 create_config = SMAC_5m6m_masac_default_create_config

dizoo/smac/config/smac_8m9m_masac_config.py

@@ -81,7 +81,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_8m9m_masac_default_create_config = EasyDict(SMAC_8m9m_masac_default_create_config)
 create_config = SMAC_8m9m_masac_default_create_config

dizoo/smac/config/smac_MMM2_masac_config.py

@@ -78,7 +78,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 SMAC_MMM2_masac_default_create_config = EasyDict(SMAC_MMM2_masac_default_create_config)
 create_config = SMAC_MMM2_masac_default_create_config

dizoo/smac/config/smac_MMM_masac_config.py

@@ -78,7 +78,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='base'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 MMM_masac_default_create_config = EasyDict(MMM_masac_default_create_config)
 create_config = MMM_masac_default_create_config

dizoo/smac/config/smac_corridor_masac_config.py

@@ -81,7 +81,7 @@
         import_names=['dizoo.smac.envs.smac_env'],
     ),
     env_manager=dict(type='subprocess'),
-    policy=dict(type='sac_discrete', ),
+    policy=dict(type='discrete_sac', ),
 )
 smac_corridor_masac_default_create_config = EasyDict(smac_corridor_masac_default_create_config)
 create_config = smac_corridor_masac_default_create_config