Fix lint errors: remove unused import, fix f-string warnings

Author: sideshowbarker

bin/scrape.py

@@ -11,7 +11,6 @@
 If output_dir is not specified, outputs to the current directory.
 """
 
-import os
 import re
 import sys
 import time
@@ -60,7 +59,7 @@ def get_all_pages():
         time.sleep(DELAY)
         html = fetch(f"{BASE_URL}/?do=index&idx={ns}")
         if html:
-            for m in re.finditer(rf'href="/([^"?#]+)"', html):
+            for m in re.finditer(r'href="/([^"?#]+)"', html):
                 p = m.group(1)
                 if not p.startswith(('lib/', '_', 'feed')) and '?' not in p:
                     pages.add(p)
@@ -70,7 +69,7 @@ def get_all_pages():
                 time.sleep(DELAY)
                 sub_html = fetch(f"{BASE_URL}/?do=index&idx={sub_ns}")
                 if sub_html:
-                    for m2 in re.finditer(rf'href="/([^"?#]+)"', sub_html):
+                    for m2 in re.finditer(r'href="/([^"?#]+)"', sub_html):
                         p = m2.group(1)
                         if not p.startswith(('lib/', '_', 'feed')) and '?' not in p:
                             pages.add(p)