refactor: respond to Tom's comments 1

tests/send_CAP_as_message.py

@@ -12,7 +12,9 @@
 
 # create a message containing the CAP alert in
 #  the data field as base64 encoded bytes
-data = base64.b64encode(open(filename, 'rb').read()).decode()
+with open(filename, 'rb') as file:
+    data = base64.b64encode(file.read()).decode()
+
 msg = {
     'metadata_id': 'urn:wmo:md:int_wmo_test:cap',
     'data': data,

wis2box-management/wis2box/__init__.py

@@ -19,7 +19,7 @@
 #
 ###############################################################################
 
-__version__ = '1.0b8-dev'
+__version__ = '1.0b7'
 
 import click
 

wis2box-management/wis2box/data/cap_message.py

@@ -19,15 +19,15 @@
 #
 ###############################################################################
 
+from datetime import datetime
 import logging
-
 from pathlib import Path
-from datetime import datetime
 from typing import Union
 
-from wis2box.data.base import BaseAbstractData
 from capvalidator import validate_cap_message, get_dates
 
+from wis2box.data.base import BaseAbstractData
+
 LOGGER = logging.getLogger(__name__)