Added cron jobs as hosted services

src/cpl-core/cpl/core/time/__init__.py

@@ -1,2 +1,2 @@
 from .time_format_settings import TimeFormatSettings
-from .time_format_settings_names_enum import TimeFormatSettingsNamesEnum
+from .cron import Cron

src/cpl-core/cpl/core/time/cron.py

@@ -0,0 +1,13 @@
+from datetime import datetime
+
+import croniter
+
+
+class Cron:
+    def __init__(self, cron_expression: str, start_time: datetime = None):
+        self._cron_expression = cron_expression
+        self._start_time = start_time or datetime.now()
+        self._iter = croniter.croniter(cron_expression, self._start_time)
+
+    def next(self) -> datetime:
+        return self._iter.get_next(datetime)

src/cpl-core/cpl/core/time/time_format_settings.py

@@ -13,7 +13,7 @@ class TimeFormatSettings(ConfigurationModelABC):
         date_time_format: str = None,
         date_time_log_format: str = None,
     ):
-        ConfigurationModelABC.__init__(self)
+        ConfigurationModelABC.__init__(self, readonly=False)
         self._date_format: Optional[str] = date_format
         self._time_format: Optional[str] = time_format
         self._date_time_format: Optional[str] = date_time_format

src/cpl-core/cpl/core/time/time_format_settings_names_enum.py

@@ -1,8 +0,0 @@
-from enum import Enum
-
-
-class TimeFormatSettingsNamesEnum(Enum):
-    date_format = "DateFormat"
-    time_format = "TimeFormat"
-    date_time_format = "DateTimeFormat"
-    date_time_log_format = "DateTimeLogFormat"

src/cpl-core/requirements.txt

@@ -3,3 +3,4 @@ colorama==0.4.6
 tabulate==0.9.0
 termcolor==3.1.0
 pynput==1.8.1
+croniter==6.0.0