Use date, not datetime, to dermine how long ago track was last played.

Fixes #92.

app/helpers.py

@@ -25,7 +25,7 @@ def get_relative_date(past_date, reference_date=None):
     if past_date > reference_date:
         return "get_relative_date() past_date is after relative_date"
 
-    weeks, days = divmod((reference_date - past_date).days, 7)
+    weeks, days = divmod((reference_date.date() - past_date.date()).days, 7)
     if weeks == days == 0:
         # Played today, so return time instead
         return past_date.strftime("%H:%M")

requirements.txt

@@ -1,44 +0,0 @@
-alembic==1.5.7
-backcall==0.2.0
-decorator==5.0.7
-flake8==3.9.1
-greenlet==1.0.0
-importlib-metadata==3.7.3
-ipdb==0.13.7
-ipython==7.22.0
-ipython-genutils==0.2.0
-jedi==0.18.0
-Mako==1.1.4
-MarkupSafe==1.1.1
-mccabe==0.6.1
-mutagen==1.45.1
-mysqlclient==2.0.3
-parso==0.8.2
-pexpect==4.8.0
-pickleshare==0.7.5
-prompt-toolkit==3.0.18
-psutil==5.8.0
-ptyprocess==0.7.0
-pycodestyle==2.7.0
-pydub==0.25.1
-pyflakes==2.3.1
-Pygments==2.8.1
-PyQt5==5.15.4
-PyQt5-Qt5==5.15.2
-PyQt5-sip==12.8.1
-PyQtWebEngine==5.15.4
-PyQtWebEngine-Qt5==5.15.2
-python-dateutil==2.8.1
-python-editor==1.0.4
-python-slugify==5.0.0
-python-vlc==3.0.11115
-six==1.15.0
-slugify==0.0.1
-SQLAlchemy==1.4.2
-text-unidecode==1.3
-tinytag==1.5.0
-toml==0.10.2
-traitlets==5.0.5
-typing-extensions==3.7.4.3
-wcwidth==0.2.5
-zipp==3.4.1