feat: telemetry, error tracking, CLI & config manager (#538)

Co-authored-by: Lance Release <lance-dev@lancedb.com>
Co-authored-by: Rob Meng <rob.xu.meng@gmail.com>
Co-authored-by: Will Jones <willjones127@gmail.com>
Co-authored-by: Chang She <759245+changhiskhan@users.noreply.github.com>
Co-authored-by: rmeng <rob@lancedb.com>
Co-authored-by: Chang She <chang@lancedb.com>
Co-authored-by: Rok Mihevc <rok@mihevc.org>

python/tests/test_cli.py

@@ -0,0 +1,35 @@
+from click.testing import CliRunner
+
+from lancedb.cli.cli import cli
+from lancedb.utils import CONFIG
+
+
+def test_entry():
+    runner = CliRunner()
+    result = runner.invoke(cli)
+    assert result.exit_code == 0  # Main check
+    assert "lancedb" in result.output.lower()  # lazy check
+
+
+def test_diagnostics():
+    runner = CliRunner()
+    result = runner.invoke(cli, ["diagnostics", "--disabled"])
+    assert result.exit_code == 0  # Main check
+    assert CONFIG["diagnostics"] == False
+
+    result = runner.invoke(cli, ["diagnostics", "--enabled"])
+    assert result.exit_code == 0  # Main check
+    assert CONFIG["diagnostics"] == True
+
+
+def test_config():
+    runner = CliRunner()
+    result = runner.invoke(cli, ["config"])
+    assert result.exit_code == 0  # Main check
+    cfg = CONFIG.copy()
+    cfg.pop("uuid")
+    for (
+        item,
+        _,
+    ) in cfg.items():  # check for keys only as formatting is subject to change
+        assert item in result.output