remove tqdm dependency

b2sdk/progress.py

@@ -104,9 +104,13 @@ def __exit__(self, exc_type, exc_val, exc_tb):
 class TqdmProgressListener(AbstractProgressListener):
     """
     Progress listener based on tqdm library.
+
+    This listener displays a nice progress bar, but requires `tqdm` package to be installed.
     """
 
     def __init__(self, *args, **kwargs):
+        if tqdm is None:
+            raise ModuleNotFoundError("No module named 'tqdm' found")
         self.tqdm = None  # set in set_total_bytes()
         self.prev_value = 0
         super().__init__(*args, **kwargs)
@@ -212,7 +216,7 @@ def get_calls(self) -> list[str]:
 
 def make_progress_listener(description: str, quiet: bool) -> AbstractProgressListener:
     """
-    Return a progress listener object depending on some conditions.
+    Produce the best progress listener available for the given parameters.
 
     :param description: listener description
     :param quiet: if ``True``, do not output anything

changelog.d/+tqdm_removal.removed.md

@@ -0,0 +1 @@
+Remove `tqdm` dependency. Now `tqdm` has to be explicitly installed to use `TqdmProgressListener` class.

pyproject.toml

@@ -9,7 +9,6 @@ dependencies = [
     "importlib-metadata>=3.3.0; python_version < '3.8'",
     "logfury<2.0.0,>=1.0.1",
     "requests<3.0.0,>=2.9.1",
-    "tqdm<5.0.0,>=4.5.0",
     "typing-extensions>=4.7.1; python_version < '3.12'",
     "packaging>=21.0",
 ]
@@ -180,6 +179,7 @@ test = [
     "pytest-lazy-fixture==0.6.3",
     "pytest-xdist==2.5.0",
     "pytest-timeout==2.1.0",
+    "tqdm<5.0.0,>=4.5.0",
 ]
 release = [
     "towncrier==23.11.0; python_version>='3.8'",

test/unit/test_progress.py

@@ -0,0 +1,33 @@
+######################################################################
+#
+# File: test/unit/test_progress.py
+#
+# Copyright 2024 Backblaze Inc. All Rights Reserved.
+#
+# License https://www.backblaze.com/using_b2_code.html
+#
+######################################################################
+import pytest
+from apiver_deps import TqdmProgressListener, make_progress_listener
+
+
+@pytest.mark.parametrize(
+    "tqdm_available, quiet, expected_listener",
+    [
+        (True, False, "TqdmProgressListener"),
+        (False, False, "SimpleProgressListener"),
+        (False, True, "DoNothingProgressListener"),
+    ],
+)
+def test_make_progress_listener(tqdm_available, quiet, expected_listener, monkeypatch):
+    if not tqdm_available:
+        monkeypatch.setattr("b2sdk.progress.tqdm", None)
+
+    assert make_progress_listener("description", quiet).__class__.__name__ == expected_listener
+
+
+def test_tqdm_progress_listener__without_tqdm_module(monkeypatch):
+    monkeypatch.setattr("b2sdk.progress.tqdm", None)
+
+    with pytest.raises(ModuleNotFoundError):
+        TqdmProgressListener("description")