code sample for pandas-dev#29824

Author: simonjayhawkins

bisect/29824.py

@@ -0,0 +1,21 @@
+# using to_dict with the 'records' orient produces different results from the default one #29824
+
+import datetime
+
+import pandas as pd
+
+print(pd.__version__)
+
+df = pd.DataFrame({"d": pd.date_range("2018-01-01", freq="12h", periods=2)})
+for col in df.select_dtypes(["datetime"]):
+    df[col] = pd.Series(df[col].dt.to_pydatetime(), dtype="object")
+
+result = df.to_dict("records")
+print(result)
+
+assert type(result[0]["d"]) is datetime.datetime, type(result[0]["d"])
+
+result = df.to_dict("split")
+print(result)
+
+assert type(result["data"][0][0]) is datetime.datetime, type(result["data"][0][0])