--- a/libervia/backend/tools/common/date_utils.py	Tue Jun 18 12:06:45 2024 +0200
+++ b/libervia/backend/tools/common/date_utils.py	Wed Jun 19 18:44:57 2024 +0200
@@ -41,7 +41,7 @@
     r"\s*(?P<quantity>\d+)\s*"
     r"(?P<unit>(second|sec|s|minute|min|month|mo|m|hour|hr|h|day|d|week|w|year|yr|y))s?"
     r"(?P<ago>\s+ago)?\s*",
-    re.I
+    re.I,
 )
 TIME_SYMBOL_MAP = {
     "s": "second",
@@ -72,9 +72,7 @@
     dayfirst = False if YEAR_FIRST_RE.match(value) else True
 
     try:
-        dt = default_tzinfo(
-            parser.parse(value, dayfirst=dayfirst),
-            default_tz)
+        dt = default_tzinfo(parser.parse(value, dayfirst=dayfirst), default_tz)
     except ParserError as e:
         if value == "now":
             dt = datetime.datetime.now(tz.tzutc())
@@ -86,7 +84,8 @@
                 raise e
     return calendar.timegm(dt.utctimetuple())
 
-def date_parse_ext(value: str, default_tz: datetime.tzinfo=TZ_UTC) -> float:
+
+def date_parse_ext(value: str, default_tz: datetime.tzinfo = TZ_UTC) -> float:
     """Extended date parse which accept relative date
 
     @param value: date to parse, in any format supported by parser
@@ -103,10 +102,9 @@
         return date_parse(value, default_tz=default_tz)
 
     if sum(1 for g in ("direction", "in", "ago") if m.group(g)) > 1:
-        raise ValueError(
-            _('You can use only one of direction (+ or -), "in" and "ago"'))
+        raise ValueError(_('You can use only one of direction (+ or -), "in" and "ago"'))
 
-    if m.group("direction") == '-' or m.group("ago"):
+    if m.group("direction") == "-" or m.group("ago"):
         direction = -1
     else:
         direction = 1
@@ -146,7 +144,7 @@
     auto_old_fmt: str = "short",
     auto_new_fmt: str = "relative",
     locale_str: str = C.DEFAULT_LOCALE,
-    tz_info: Union[datetime.tzinfo, str] = TZ_UTC
+    tz_info: Union[datetime.tzinfo, str] = TZ_UTC,
 ) -> str:
     """Format date according to locale
 
@@ -186,8 +184,9 @@
         if auto_limit == 0:
             now = datetime.datetime.now(tz_info)
             # we want to use given tz_info, so we don't use date() or today()
-            today = datetime.datetime(year=now.year, month=now.month, day=now.day,
-                                      tzinfo=now.tzinfo)
+            today = datetime.datetime(
+                year=now.year, month=now.month, day=now.day, tzinfo=now.tzinfo
+            )
             today = calendar.timegm(today.utctimetuple())
             if timestamp < today:
                 fmt = auto_old_fmt
@@ -210,8 +209,9 @@
             dt = datetime.datetime.fromtimestamp(timestamp, tz_info)
             return dates.format_date(dt, format=fmt, locale=locale_str)
         else:
-            return dates.format_datetime(timestamp, format=fmt, locale=locale_str,
-                                        tzinfo=tz_info)
+            return dates.format_datetime(
+                timestamp, format=fmt, locale=locale_str, tzinfo=tz_info
+            )
     elif fmt == "iso":
         if date_only:
             fmt = "yyyy-MM-dd"
@@ -219,8 +219,9 @@
             fmt = "yyyy-MM-ddTHH:mm:ss'Z'"
         return dates.format_datetime(timestamp, format=fmt)
     else:
-        return dates.format_datetime(timestamp, format=fmt, locale=locale_str,
-                                     tzinfo=tz_info)
+        return dates.format_datetime(
+            timestamp, format=fmt, locale=locale_str, tzinfo=tz_info
+        )
 
 
 def delta2human(start_ts: Union[float, int], end_ts: Union[float, int]) -> str:
@@ -234,8 +235,7 @@
             "end timestamp must be bigger or equal to start timestamp !"
         )
     rd = relativedelta(
-        datetime.datetime.fromtimestamp(end_ts),
-        datetime.datetime.fromtimestamp(start_ts)
+        datetime.datetime.fromtimestamp(end_ts), datetime.datetime.fromtimestamp(start_ts)
     )
     text_elems = []
     for unit in ("years", "months", "days", "hours", "minutes"):