Extracted detect_column_types as suggest_column_types, refs #81

tests/test_suggest_column_types.py

@@ -0,0 +1,19 @@
+import pytest
+from sqlite_utils.utils import suggest_column_types
+
+
+@pytest.mark.parametrize(
+    "records,types",
+    [
+        ([{"a": 1}], {"a": int}),
+        ([{"a": "baz"}], {"a": str}),
+        ([{"a": 1.2}], {"a": float}),
+        ([{"a": [1]}], {"a": str}),
+        ([{"a": (1,)}], {"a": str}),
+        ([{"a": {"b": 1}}], {"a": str}),
+        ([{"a": 1}, {"a": 1.1}], {"a": float}),
+        ([{"a": b"b"}], {"a": bytes}),
+    ],
+)
+def test_suggest_column_types(records, types):
+    assert types == suggest_column_types(records)