Fixed some bugs

bot/utils.py

@@ -23,14 +23,25 @@ def date_from_iso(date: str) -> datetime:
 
 
 def time_delta(text: str) -> timedelta:
-    match = re.match(r'(\d+)(s|m|h|mon|w|y)', text)
+    match = re.match(r'(\d+)(s|m|h|d|mon|w|y)', text)
     if match:
         num, unit = match.groups()
         num = int(num)
-        unit = TIME_UNITS[unit]
-        if unit == 'mon':
+        if unit == 's':
+            unit = 'seconds'
+        elif unit == 'm':
+            unit = 'minutes'
+        elif unit == 'h':
+            unit = 'hours'
+        elif unit == 'd':
+            unit = 'days'
+        elif unit == 'w':
+            unit = 'weeks'
+        elif unit == 'mon':
+            unit = 'weeks'
             num *= 4
         elif unit == 'y':
+            unit = 'weeks'
             num *= 52
         return timedelta(**{unit: num})
 
@@ -52,4 +63,4 @@ def parse_int(val: str, select: bool = True) -> Tuple[int, str]:
 
 
 def re_generator(low: int = 5, high: int = 20) -> str:
-    return 'R{}'.format(''.join('E' for _ in range(random.randint(low, high))))
+    return 'R{}'.format('E' * random.randint(low, high))