add infra interface & fix no KeyboardInterpret bug

examples/nested_decision_execution/README.md

@@ -1,13 +1,6 @@
-# Multi-level Trading
-
-This worflow is an example for multi-level trading.
-
-## Introduction
-
-Qlib supports backtesting of various strategies, including portfolio management strategies, order split strategies, model-based strategies (such as deep learning models), rule-based strategies, and RL-based strategies.
-
-And, Qlib also supports multi-level trading and backtesting. It means that users can use different strategies to trade at different frequencies.
+# Nested Decision Execution
 
+This worflow is an example for nested decision execution in backtesting. Qlib supports nested decision execution in backtesting. It means that users can use different strategies to make trade decision in different frequencies.
 
 ## Weekly Portfolio Generation and Daily Order Execution
 

examples/nested_decision_execution/workflow.py

@@ -4,7 +4,6 @@
 
 import qlib
 import fire
-from qlib import backtest
 from qlib.config import REG_CN, HIGH_FREQ_CONFIG
 from qlib.data import D
 from qlib.utils import exists_qlib_data, init_instance_by_config, flatten_dict
@@ -14,7 +13,7 @@ from qlib.tests.data import GetData
 from qlib.backtest import collect_data
 
 
-class MultiLevelTradingWorkflow:
+class NestedDecisonExecutionWorkflow:
 
     market = "csi300"
     benchmark = "SH000300"
@@ -172,7 +171,7 @@ class MultiLevelTradingWorkflow:
             print(f"Qlib data is not found in {provider_uri_1min}")
             GetData().qlib_data(target_dir=provider_uri_1min, interval="1min", region=REG_CN)
 
-        # TODO: update new data
+        # TODO: update latest data
         provider_uri_day = "~/.qlib/qlib_data/cn_data"  # target_dir
         if not exists_qlib_data(provider_uri_day):
             print(f"Qlib data is not found in {provider_uri_day}")
@@ -260,4 +259,4 @@ class MultiLevelTradingWorkflow:
 
 
 if __name__ == "__main__":
-    fire.Fire(MultiLevelTradingWorkflow)
+    fire.Fire(NestedDecisonExecutionWorkflow)