From 721ed499bbe028c8984925fb075845feef445447 Mon Sep 17 00:00:00 2001
From: Romain Dorgueil <romain@dorgueil.net>
Date: Thu, 12 Oct 2017 19:02:11 +0200
Subject: [PATCH] [config] adds a __doc__ constructor kwarg to set option
 documentation inline.

---
 bonobo/config/options.py | 4 +++-
 bonobo/nodes/basics.py   | 8 ++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/bonobo/config/options.py b/bonobo/config/options.py
index 065cc9d..cad4ca8 100644
--- a/bonobo/config/options.py
+++ b/bonobo/config/options.py
@@ -53,13 +53,15 @@ class Option:
 
     _creation_counter = 0
 
-    def __init__(self, type=None, *, required=True, positional=False, default=None):
+    def __init__(self, type=None, *, required=True, positional=False, default=None, __doc__=None):
         self.name = None
         self.type = type
         self.required = required if default is None else False
         self.positional = positional
         self.default = default
 
+        self.__doc__ = __doc__ or self.__doc__
+
         # This hack is necessary for python3.5
         self._creation_counter = Option._creation_counter
         Option._creation_counter += 1
diff --git a/bonobo/nodes/basics.py b/bonobo/nodes/basics.py
index b346404..fa74e40 100644
--- a/bonobo/nodes/basics.py
+++ b/bonobo/nodes/basics.py
@@ -77,9 +77,13 @@ def _shorten(s, w):
 
 
 class PrettyPrinter(Configurable):
-    max_width = Option(int, required=False, __doc__='''
+    max_width = Option(
+        int,
+        required=False,
+        __doc__='''
         If set, truncates the output values longer than this to this width.
-    ''')
+    '''
+    )
 
     def call(self, *args, **kwargs):
         formater = self._format_quiet if settings.QUIET.get() else self._format_console