Update notebooks

notebooks/Q/workflow-demo.py

@@ -0,0 +1,41 @@
+import os
+import sys
+import qlib
+import pprint
+import numpy as np
+import pandas as pd
+
+from qlib import config as qconfig
+from qlib.utils import init_instance_by_config
+
+qlib.init(provider_uri='~/.qlib/qlib_data/cn_data', region=qconfig.REG_CN)
+
+dataset_config = {
+            "class": "DatasetH",
+            "module_path": "qlib.data.dataset",
+            "kwargs": {
+                "handler": {
+                    "class": "Alpha158",
+                    "module_path": "qlib.contrib.data.handler",
+                    "kwargs": {
+                        "start_time": "2008-01-01",
+                        "end_time": "2020-08-01",
+                        "fit_start_time": "2008-01-01",
+                        "fit_end_time": "2014-12-31",
+                        "instruments": "csi300",
+                    },
+                },
+                "segments": {
+                    "train": ("2008-01-01", "2014-12-31"),
+                    "valid": ("2015-01-01", "2016-12-31"),
+                    "test": ("2017-01-01", "2020-08-01"),
+                },
+            },
+        }
+
+if __name__ == "__main__":
+  dataset = init_instance_by_config(dataset_config)
+  pprint.pprint(dataset_config)
+  pprint.pprint(dataset)
+  import pdb; pdb.set_trace()
+  print('Complete')