8th day of python challenges 111-117

venv/lib/python3.6/site-packages/pandas/tests/tslibs/test_api.py

@@ -0,0 +1,46 @@
+"""Tests that the tslibs API is locked down"""
+
+from pandas._libs import tslibs
+
+
+def test_namespace():
+
+    submodules = [
+        "c_timestamp",
+        "ccalendar",
+        "conversion",
+        "fields",
+        "frequencies",
+        "nattype",
+        "np_datetime",
+        "offsets",
+        "parsing",
+        "period",
+        "resolution",
+        "strptime",
+        "timedeltas",
+        "timestamps",
+        "timezones",
+        "tzconversion",
+    ]
+
+    api = [
+        "NaT",
+        "NaTType",
+        "iNaT",
+        "is_null_datetimelike",
+        "OutOfBoundsDatetime",
+        "Period",
+        "IncompatibleFrequency",
+        "Timedelta",
+        "Timestamp",
+        "delta_to_nanoseconds",
+        "ints_to_pytimedelta",
+        "localize_pydatetime",
+        "normalize_date",
+        "tz_convert_single",
+    ]
+
+    expected = set(submodules + api)
+    names = [x for x in dir(tslibs) if not x.startswith("__")]
+    assert set(names) == expected