my.google.takeout.paths: migrate to new style lazy config

also clean up tests a little and move into my.tests.location.google

my/google/takeout/paths.py

@@ -2,44 +2,53 @@
 Module for locating and accessing [[https://takeout.google.com][Google Takeout]] data
 '''
 
-from dataclasses import dataclass
-from ...core.common import Paths, get_files
-from ...core.util import __NOT_HPI_MODULE__
-
-from my.config import google as user_config
+from abc import abstractmethod
+from pathlib import Path
+from typing import Iterable, Optional, Protocol
 
 from more_itertools import last
 
-@dataclass
-class google(user_config):
-    takeout_path: Paths # path/paths/glob for the takeout zips
-###
+from my.core import __NOT_HPI_MODULE__, Paths, get_files
+
+
+class config:
+    """
+    path/paths/glob for the takeout zips
+    """
+
+    @property
+    @abstractmethod
+    def takeout_path(self) -> Paths:
+        raise NotImplementedError
+
 
 # TODO rename 'google' to 'takeout'? not sure
 
-from ...core.cfg import make_config
-config = make_config(google)
 
-from pathlib import Path
-from typing import Optional, Iterable
+def make_config() -> config:
+    from my.config import google as user_config
+
+    class combined_config(user_config, config): ...
+
+    return combined_config()
 
 
-def get_takeouts(*, path: Optional[str]=None) -> Iterable[Path]:
+def get_takeouts(*, path: Optional[str] = None) -> Iterable[Path]:
     """
     Sometimes google splits takeout into multiple archives, so we need to detect the ones that contain the path we need
     """
-    # TODO FIXME zip is not great..
+    # TODO zip is not great..
     # allow a lambda expression? that way the user could restrict it
-    for takeout in get_files(config.takeout_path, glob='*.zip'):
+    cfg = make_config()
+    for takeout in get_files(cfg.takeout_path, glob='*.zip'):
         if path is None or (takeout / path).exists():
             yield takeout
 
 
-def get_last_takeout(*, path: Optional[str]=None) -> Optional[Path]:
+def get_last_takeout(*, path: Optional[str] = None) -> Optional[Path]:
     return last(get_takeouts(path=path), default=None)
 
 
 # TODO might be a good idea to merge across multiple takeouts...
 # perhaps even a special takeout module that deals with all of this automatically?
 # e.g. accumulate, filter and maybe report useless takeouts?
-

my/tests/common.py

@@ -31,3 +31,7 @@ def testdata() -> Path:
     d = Path(__file__).absolute().parent.parent.parent / 'testdata'
     assert d.exists(), d
     return d
+
+
+# prevent pytest from treating this as test
+testdata.__test__ = False  # type: ignore[attr-defined]

my/tests/location/google.py

@@ -0,0 +1,55 @@
+"""
+Tests for LEGACY location provider
+
+Keeping for now for backwards compatibility
+"""
+
+from pathlib import Path
+
+import pytest
+from more_itertools import one
+
+from my.core.cfg import tmp_config
+from my.location.google import locations
+
+
+def test_google_locations() -> None:
+    locs = list(locations())
+    assert len(locs) == 3810, len(locs)
+
+    last = locs[-1]
+    assert last.dt.strftime('%Y%m%d %H:%M:%S') == '20170802 13:01:56'  # should be utc
+    # todo approx
+    assert last.lat == 46.5515350
+    assert last.lon == 16.4742742
+    # todo check altitude
+
+
+@pytest.fixture(autouse=True)
+def prepare(tmp_path: Path):
+
+    # TODO could just pick a part of shared config? not sure
+    _takeout_path = _prepare_takeouts_dir(tmp_path)
+
+    class google:
+        takeout_path = _takeout_path
+
+    with tmp_config() as config:
+        config.google = google
+        yield
+
+
+def _prepare_takeouts_dir(tmp_path: Path) -> Path:
+    from ..common import testdata
+
+    try:
+        track = one(testdata().rglob('italy-slovenia-2017-07-29.json'))
+    except ValueError:
+        raise RuntimeError('testdata not found, setup git submodules?')
+
+    # todo ugh. unnecessary zipping, but at the moment takeout provider doesn't support plain dirs
+    import zipfile
+
+    with zipfile.ZipFile(tmp_path / 'takeout.zip', 'w') as zf:
+        zf.writestr('Takeout/Location History/Location History.json', track.read_bytes())
+    return tmp_path

tests/location.py

@@ -1,28 +0,0 @@
-from pathlib import Path
-
-import pytest
-
-
-def test() -> None:
-    from my.location.google import locations
-    locs = list(locations())
-    assert len(locs) == 3810
-
-    last = locs[-1]
-    assert last.dt.strftime('%Y%m%d %H:%M:%S') == '20170802 13:01:56' # should be utc
-    # todo approx
-    assert last.lat == 46.5515350
-    assert last.lon == 16.4742742
-    # todo check altitude
-
-
-@pytest.fixture(autouse=True)
-def prepare(tmp_path: Path):
-    from .shared_config import temp_config
-    user_config = temp_config(tmp_path)
-
-    import my.core.cfg as C
-    with C.tmp_config() as config:
-        config.google = user_config.google
-        yield
-