Removes unused functions and test bag application to iterables.

bonobo/config/configurables.py

@@ -108,4 +108,4 @@ class Configurable(metaclass=ConfigurableMeta):
         return self.call(*args, **kwargs)
 
     def call(self, *args, **kwargs):
-        raise NotImplementedError('Not implemented.')
+        raise AbstractError('Not implemented.')

bonobo/structs/bags.py

@@ -65,12 +65,8 @@ class Bag:
         if len(args) == 0 and len(kwargs) == 0:
             try:
                 iter(func_or_iter)
-
                 def generator():
-                    nonlocal func_or_iter
-                    for x in func_or_iter:
-                        yield x
-
+                    yield from func_or_iter
                 return generator()
             except TypeError as exc:
                 raise TypeError('Could not apply bag to {}.'.format(func_or_iter)) from exc

bonobo/util/compat.py

@@ -1,31 +1,7 @@
 import functools
-import struct
-
-import sys
 import warnings
 
 
-def is_platform_little_endian():
-    """ am I little endian """
-    return sys.byteorder == 'little'
-
-
-def is_platform_windows():
-    return sys.platform == 'win32' or sys.platform == 'cygwin'
-
-
-def is_platform_linux():
-    return sys.platform == 'linux2'
-
-
-def is_platform_mac():
-    return sys.platform == 'darwin'
-
-
-def is_platform_32bit():
-    return struct.calcsize("P") * 8 < 64
-
-
 def deprecated_alias(alias, func):
     @functools.wraps(func)
     def new_func(*args, **kwargs):