going through tests

rowers/plannedsessions.py

@@ -18,13 +18,11 @@ import rowers.dataprep as dataprep
 import numpy as np
 import rowers.metrics as metrics
 import rowers.mytypes as mytypes
-from rowers.courses import get_time_course
 from rowers.utils import to_pace
 from rowers.opaque import encoder
 from rowingdata import rower as rrower
 from rowingdata import rowingdata as rrdata
 import arrow
-import pandas as pd
 import polars as pl
 import json