From 71e6a449afbad015a25a39eedc808aca0c92db00 Mon Sep 17 00:00:00 2001
From: "Edward Z. Yang" <ezyang@mit.edu>
Date: Sat, 9 Jan 2010 15:11:00 -0500
Subject: [PATCH] Add getApplication() function to wizard.app.

Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
---
 doc/module/wizard.app.rst          | 1 +
 wizard/app/__init__.py             | 3 +++
 wizard/command/install.py          | 2 +-
 wizard/command/prepare_pristine.py | 2 +-
 wizard/command/research.py         | 2 +-
 5 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/doc/module/wizard.app.rst b/doc/module/wizard.app.rst
index 7747d90..8aebea3 100644
--- a/doc/module/wizard.app.rst
+++ b/doc/module/wizard.app.rst
@@ -12,6 +12,7 @@ Classes
 
 Functions
 ---------
+.. autofunction:: getApplication
 .. autofunction:: applications
 .. autofunction:: expand_re
 .. autofunction:: make_extractors
diff --git a/wizard/app/__init__.py b/wizard/app/__init__.py
index 1d01966..5f318dc 100644
--- a/wizard/app/__init__.py
+++ b/wizard/app/__init__.py
@@ -51,6 +51,9 @@ def applications():
         _applications = dict([(n,Application.make(n)) for n in _application_list ])
     return _applications
 
+def getApplication(appname):
+    """Retrieves application instance given a name"""
+    return applications()[appname]
 
 class Application(object):
     """
diff --git a/wizard/command/install.py b/wizard/command/install.py
index 6ac1383..fa7299a 100644
--- a/wizard/command/install.py
+++ b/wizard/command/install.py
@@ -19,7 +19,7 @@ def main(argv, baton):
         raise DirectoryExistsError
 
     appname, _, version = appstr.partition('-')
-    application = app.applications()[appname]
+    application = app.getApplication(appname)
 
     # get configuration
     schema = application.install_schema
diff --git a/wizard/command/prepare_pristine.py b/wizard/command/prepare_pristine.py
index 80517d1..6890676 100644
--- a/wizard/command/prepare_pristine.py
+++ b/wizard/command/prepare_pristine.py
@@ -9,7 +9,7 @@ def main(argv, baton):
     check_directory(options)
     if not os.path.exists(args[0]):
         appname, _, version = args[0].partition("-")
-        application = app.applications()[appname]
+        application = app.getApplication(appname)
         url = application.download(version)
         base = os.path.basename(url)
         with open(base, "w") as outfile:
diff --git a/wizard/command/research.py b/wizard/command/research.py
index d36a850..b81ec46 100644
--- a/wizard/command/research.py
+++ b/wizard/command/research.py
@@ -8,7 +8,7 @@ from wizard import app, command, deploy, shell, util
 def main(argv, baton):
     options, show = parse_args(argv, baton)
     appname = show[0]
-    application = app.applications()[appname]
+    application = app.getApplication(appname)
     deploys = deploy.parse_install_lines(show, options.versions_path)
     stats = {}
     iffy = 0
-- 
2.45.0