As we can have multiple backends for mail already,

we don't need the multiple-servers functionality in imap.
Just add multiple instances of that backend.

README.md

@@ -75,7 +75,7 @@ battery status
 This class shows a clock
 
 
-* `format` — stftime format string
+* `format` — stftime format string (default: `None`)
 
 
 
@@ -100,7 +100,7 @@ of all components). The return value is bound to the key.
 
 * `format` —  (required)
 * `components` —  (required)
-* `transforms` 
+* `transforms` —  (default: `{}`)
 * `base_path` —  (default: `/`)
 * `color` —  (default: `#FFFFFF`)
 * `interval` —  (default: `5`)
@@ -139,19 +139,14 @@ The `backends` setting determines the backends to use. Currently available are:
 > ### imap
 > 
 > 
-> This class handles IMAP mailservers. The mail server
+> Checks for mail on a IMAP server
-> functionality is implemented in the subclass IMAP.MailServer
-> 
-> The servers parameter should be a list of dicts containing the following
-> items:
-> * host
-> * port (optional, defaults to 143)
-> * username
-> * password
-> * ssl (optional, defaults to False)
 > 
 > 
-> * `servers` —  (required)
+> * `host` —  (required)
+> * `port` —  (default: `143`)
+> * `username` —  (required)
+> * `password` —  (required)
+> * `ssl` —  (default: `False`)
 > 
 > 
 > 
@@ -191,7 +186,7 @@ unread posts in any bookmark in the mods.de forums.
 
 
 * `format` — Use {unread} as the formatter for number of unread posts (default: `{unread} new posts in bookmarks`)
-* `offset` — subtract number of posts before output
+* `offset` — subtract number of posts before output (default: `0`)
 * `color` —  (default: `#7181fe`)
 * `username` —  (required)
 * `password` —  (required)
@@ -207,7 +202,7 @@ Simple regex file watcher
 * `format` — format string used for output (default: `{0}`)
 * `regex` —  (required)
 * `file` — file to search for regex matches
-* `flags` — Python.re flags
+* `flags` — Python.re flags (default: `0`)
 
 
 

i3pystatus/file.py

@@ -29,7 +29,7 @@ class File(IntervalModule):
     )
     required = ("format", "components")
     base_path = "/"
-    transforms = tuple()
+    transforms = {}
     color = "#FFFFFF"
 
     def run(self):

i3pystatus/mail/imap.py

@@ -10,67 +10,44 @@ from i3pystatus.mail import Backend
 
 class IMAP(Backend):
     """ 
-    This class handles IMAP mailservers. The mail server
+    Checks for mail on a IMAP server
-    functionality is implemented in the subclass IMAP.MailServer
-
-    The servers parameter should be a list of dicts containing the following
-    items:
-    * host
-    * port (optional, defaults to 143)
-    * username
-    * password
-    * ssl (optional, defaults to False)
     """
     
-    settings = required = ("servers",)
+    settings = (
+        "host", "port",
+        "username", "password",
+        "ssl"
+    )
+    required = ("host", "username", "password")
+
+    port = 143
+    ssl = False
+
+    imap_class = imaplib.IMAP4
+    connection = None
 
     def init(self):
-        self.server_list = list(map(IMAP.MailServer, self.servers))
+        if self.ssl:
+            self.imap_class = imaplib.IMAP4_SSL
+
+    def get_connection(self):
+        if not self.connection:
+            try:
+                self.connection = self.imap_class(self.host, self.port)
+                self.connection.login(self.username, self.password)
+                self.connection.select()
+            except Exception:
+                self.connection = None
+
+        try:
+            self.connection.select()
+        except Exception as e:
+            self.connection = None
+
+        return self.connection
 
     @property
     def unread(self):
-        return sum(map(lambda server: server.get_unread_count(), self.server_list))
+        conn = self.get_connection()
-
+        if conn:
-    class MailServer:
+            return len(conn.search(None,"UnSeen")[1][0].split())
-        """ 
-        This class provides the functionality to connect
-        to a mail server and fetch the count of unread emails.
-        When the server connection is lost, it returns 0 and
-        tries to reconnect. It checks every "pause" seconds.
-        """
-
-        imap_class = imaplib.IMAP4
-        connection = None
-
-        ssl = False
-        port = 143
-
-        def __init__(self, settings_dict):
-            self.__dict__.update(settings_dict)
-
-            if self.ssl:
-                self.imap_class = imaplib.IMAP4_SSL
-
-        def get_connection(self):
-            if not self.connection:
-                try:
-                    self.connection = self.imap_class(self.host, self.port)
-                    self.connection.login(self.username, self.password)
-                    self.connection.select()
-                except Exception:
-                    self.connection = None
-
-            try:
-                self.connection.select()
-            except Exception as e:
-                self.connection = None
-
-            return self.connection
-
-        def get_unread_count(self):
-            unread = 0
-            conn = self.get_connection()
-            if conn:
-                unread += len(conn.search(None,"UnSeen")[1][0].split())
-
-            return unread

i3pystatus/mkdocs.py

@@ -68,7 +68,7 @@ class Setting:
     name = ""
     doc = ""
     required = False
-    default = None
+    default = sentinel = object()
 
     def __init__(self, mod, setting):
         if isinstance(setting, tuple):
@@ -86,7 +86,7 @@ class Setting:
         attrs = []
         if self.required:
             attrs.append("required")
-        if self.default:
+        if self.default is not self.sentinel:
             attrs.append("default: `{default}`".format(default=self.default))
 
         formatted = "* `{name}` ".format(name=self.name)