Handle missing optional variables

CHANGELOG.md

@@ -1,5 +1,9 @@
 # xbotlib x.x.x (UNRELEASED)
 
+# xbotlib 0.3.2 (2021-01-12)
+
+- Fix config parser environment loading for missing optional variables
+
 # xbotlib 0.3.1 (2021-01-12)
 
 - Support `--no-input` flag and read configuration from the environment

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.masonry.api"
 
 [tool.poetry]
 name = "xbotlib"
-version = "0.3.1"
+version = "0.3.2"
 description = "XMPP bots for humans"
 authors = ["decentral1se <lukewm@riseup.net>"]
 maintainers = ["decentral1se <lukewm@riseup.net>"]

xbotlib.py

@@ -101,8 +101,8 @@ class Bot(ClientXMPP):
         self.config["bot"] = {}
         self.config["bot"]["jid"] = environ.get("XBOT_JID")
         self.config["bot"]["password"] = environ.get("XBOT_PASSWORD")
-        self.config["bot"]["room"] = environ.get("XBOT_ROOM")
-        self.config["bot"]["nick"] = environ.get("XBOT_NICK")
+        self.config["bot"]["room"] = environ.get("XBOT_ROOM", "")
+        self.config["bot"]["nick"] = environ.get("XBOT_NICK", "")
 
     def init_bot(self):
         """Initialise bot with connection details."""