add ability for not checking the configuration for some commands.

buildozer/__init__.py

@@ -47,7 +47,6 @@ USE_COLOR = 'NO_COLOR' not in environ
 LOG_LEVELS_C = (RED, BLUE, BLACK)
 LOG_LEVELS_T = 'EID'
 
-
 class BuildozerException(Exception):
     '''
     Exception raised for general situations buildozer cannot process.
@@ -105,7 +104,6 @@ class Buildozer(object):
         self.target = m.get_target(self)
         self.check_build_layout()
         self.check_configuration_tokens()
-        self.target.check_configuration_tokens()
 
     def prepare_for_build(self):
         '''Prepare the build.

buildozer/target.py

@@ -1,5 +1,9 @@
 from sys import exit
 
+def no_config(f):
+    f.__no_config = True
+    return f
+
 class Target(object):
 
     def __init__(self, buildozer):
@@ -63,12 +67,22 @@ class Target(object):
         if last_command:
             result.append(last_command)
 
+        config_check = False
+
         for item in result:
             command, args = item[0], item[1:]
             if not hasattr(self, 'cmd_{0}'.format(command)):
                 self.buildozer.error('Unknow command {0}'.format(command))
                 exit(1)
-            getattr(self, 'cmd_{0}'.format(command))(args)
+
+            func = getattr(self, 'cmd_{0}'.format(command))
+
+            need_config_check = not hasattr(func, '__no_config')
+            if need_config_check and not config_check:
+                config_check = True
+                self.check_configuration_tokens()
+
+            func(args)
 
     def cmd_clean(self, *args):
         self.buildozer.clean_platform()

buildozer/targets/ios.py

@@ -4,7 +4,7 @@ iOS target, based on kivy-ios project. (not working yet.)
 
 import plistlib
 from buildozer import BuildozerCommandException
-from buildozer.target import Target
+from buildozer.target import Target, no_config
 from os.path import join, basename
 from getpass import getpass
 
@@ -305,6 +305,7 @@ class TargetIos(Target):
 
         super(TargetIos, self).check_configuration_tokens(errors)
 
+    @no_config
     def cmd_list_identities(self, *args):
         '''List the available identities to use for signing.
         '''