From 7462b6e33b26830e92f50cb7f170055d442ac5ce Mon Sep 17 00:00:00 2001
From: Romain Dorgueil <romain@dorgueil.net>
Date: Tue, 14 Aug 2018 16:46:54 +0200
Subject: [PATCH] Adds simple partial() function adding a .using(...) method to
 regular functools.partial object.

---
 bonobo/_api.py             |  2 +-
 bonobo/config/__init__.py  |  3 ++-
 bonobo/config/functools.py | 11 +++++++++++
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/bonobo/_api.py b/bonobo/_api.py
index 78576aa..ccd2724 100644
--- a/bonobo/_api.py
+++ b/bonobo/_api.py
@@ -6,7 +6,6 @@ All objects in this module are considered very safe to use, and backward compati
 to another is maximal.
 
 """
-
 from bonobo.execution.strategies import create_strategy
 from bonobo.nodes import *
 from bonobo.nodes import __all__ as _all_nodes
@@ -196,3 +195,4 @@ def open_examples_fs(*pathsegments):
 
 
 api.register_group(get_argument_parser, parse_args)
+
diff --git a/bonobo/config/__init__.py b/bonobo/config/__init__.py
index 344b608..3e2f3bf 100644
--- a/bonobo/config/__init__.py
+++ b/bonobo/config/__init__.py
@@ -5,7 +5,7 @@ configurable transformations, either class-based or function-based.
 """
 
 from bonobo.config.configurables import Configurable
-from bonobo.config.functools import transformation_factory
+from bonobo.config.functools import transformation_factory, partial
 from bonobo.config.options import Method, Option
 from bonobo.config.processors import ContextProcessor, use_context, use_context_processor, use_raw_input, use_no_input
 from bonobo.config.services import Container, Exclusive, Service, use, create_container
@@ -23,6 +23,7 @@ __all__ = [
     "Option",
     "Service",
     "create_container",
+    "partial",
     "requires",
     "transformation_factory",
     "use",
diff --git a/bonobo/config/functools.py b/bonobo/config/functools.py
index 5b5a674..e391aef 100644
--- a/bonobo/config/functools.py
+++ b/bonobo/config/functools.py
@@ -1,6 +1,9 @@
 import functools
 import itertools
 
+from bonobo.config.services import use
+from bonobo.util import get_name
+
 
 def transformation_factory(f):
     @functools.wraps(f)
@@ -14,3 +17,11 @@ def transformation_factory(f):
     _transformation_factory._partial = True
 
     return _transformation_factory
+
+
+class partial(functools.partial):
+    @property
+    def __name__(self):
+        return get_name(self.func)
+    def using(self, *service_names):
+        return use(*service_names)(self)