refactors logging and config

app/analysis/plot_line_activity-user.py

@@ -4,13 +4,9 @@ import seaborn as sns
 from .basePlotAnalysis import BasePlotAnalysis
 from flask import current_app, url_for
 
-from app.logging_config import get_logger
-
 import matplotlib
 matplotlib.use('Agg')
 
-logger = get_logger()
-
 class PlotLineActivityAllUsers(BasePlotAnalysis):
     """
     Class for analyzing user activity trends over multiple days and generating a line graph.