feat: impl python binding

refactor: pep-0249

refactor: rust comment and requirements-dev.txt

fix: name conflict

bindings/python/tests/test_database.py

@@ -0,0 +1,66 @@
+import sqlite3
+
+import pytest
+
+import limbo
+
+
+@pytest.mark.parametrize("provider", ["sqlite3", "limbo"])
+def test_fetchall_select_all_users(provider):
+    conn = connect(provider, "tests/database.db")
+    cursor = conn.cursor()
+    cursor.execute("SELECT * FROM users")
+
+    users = cursor.fetchall()
+    assert users
+    assert users == [(1, "alice"), (2, "bob")]
+
+
+@pytest.mark.parametrize(
+    "provider",
+    [
+        "sqlite3",
+    ],
+)
+def test_fetchall_select_user_ids(provider):
+    conn = connect(provider, "tests/database.db")
+    cursor = conn.cursor()
+    cursor.execute("SELECT id FROM users")
+
+    user_ids = cursor.fetchall()
+    assert user_ids
+    assert user_ids == [(1,), (2,)]
+
+
+@pytest.mark.parametrize("provider", ["sqlite3", "limbo"])
+def test_fetchone_select_all_users(provider):
+    conn = connect(provider, "tests/database.db")
+    cursor = conn.cursor()
+    cursor.execute("SELECT * FROM users")
+
+    alice = cursor.fetchone()
+    assert alice
+    assert alice == (1, "alice")
+
+    bob = cursor.fetchone()
+    assert bob
+    assert bob == (2, "bob")
+
+
+@pytest.mark.parametrize("provider", ["sqlite3", "limbo"])
+def test_fetchone_select_max_user_id(provider):
+    conn = connect(provider, "tests/database.db")
+    cursor = conn.cursor()
+    cursor.execute("SELECT MAX(id) FROM users")
+
+    max_id = cursor.fetchone()
+    assert max_id
+    assert max_id == (2,)
+
+
+def connect(provider, database):
+    if provider == "limbo":
+        return limbo.connect(database)
+    if provider == "sqlite3":
+        return sqlite3.connect(database)
+    raise Exception(f"Provider `{provider}` is not supported")