wfdb.io.download: do not import requests.

Benjamin Moody · Benjamin Moody · commit 6ff2f00d387d · 2021-09-13T12:42:02.000-04:00
diff --git a/wfdb/io/download.py b/wfdb/io/download.py
@@ -3,7 +3,6 @@
 import re
 import os
 import posixpath
-import requests
 import pdb
 import json
 
