lint, function name change, adding comments

Author: hagikent

src/aind_dynamic_foraging_basic_analysis/metrics/event_rate.py

@@ -1,8 +1,10 @@
+"""Compute an event-rate timeseries by convolving discrete events"""
+
 import numpy as np
 from scipy.signal import fftconvolve
 
 
-def event_rate(
+def compute_event_rate(
     event_times,
     t_start=None,
     t_end=None,