Remove -d options from futurize and pasteurize for now

- lib2to3 makes some assumptions in the following line:

    assert clipped == [u"\n"] * (lineno-1), clipped

that would seem to preclude extra __future__ or future.builtins imports.
See issue #103.

Author: edschofield

libfuturize/main.py

@@ -100,8 +100,6 @@ def main(args=None):
                       help="Report the version number of futurize")
     parser.add_option("-a", "--all-imports", action="store_true",
                       help="Add all __future__ and future imports to each module")
-    parser.add_option("-d", "--doctests_only", action="store_true",
-                      help="Fix up doctests instead of regular code")
     parser.add_option("-1", "--stage1", action="store_true",
                       help="Modernize Python 2 code only; no compatibility with Python 3 (or dependency on ``future``)")
     parser.add_option("-2", "--stage2", action="store_true",
@@ -275,17 +273,6 @@ def main(args=None):
                         'output_dir': options.output_dir,
                         'input_base_dir': input_base_dir,
                        }
-    # refactor_doctest() in lib2to3/refactor.py has an assert statement
-    # that dies if it sees a __future__ import. So strip these out.
-    if options.doctests_only:
-        print('Warning: due to a limitation in lib2to3, doctests will not '
-              'include __future__ imports (issue #103)',
-              file=sys.stderr)
-        fixer_names -= set(['libfuturize.fixes.fix_print_with_import',
-                            'libfuturize.fixes.fix_absolute_import',
-                            'libfuturize.fixes.fix_division_safe'])
-        fixer_names |= set(['lib2to3.fixes.fix_print',
-                            'lib2to3.fixes.fix_import'])
 
     rt = StdoutRefactoringTool(
             sorted(fixer_names), flags, sorted(explicit),
@@ -298,7 +285,7 @@ def main(args=None):
             rt.refactor_stdin()
         else:
             try:
-                rt.refactor(args, options.write, options.doctests_only,
+                rt.refactor(args, options.write, None,
                             options.processes)
             except refactor.MultiprocessingUnsupported:
                 assert options.processes > 1

libpasteurize/main.py

@@ -61,8 +61,6 @@ def main(args=None):
                       help="Report the version number of pasteurize")
     parser.add_option("-a", "--all-imports", action="store_true",
                       help="Adds all __future__ and future imports to each module")
-    parser.add_option("-d", "--doctests_only", action="store_true",
-                      help="Fix up doctests only")
     parser.add_option("-f", "--fix", action="append", default=[],
                       help="Each FIX specifies a transformation; default: all")
     parser.add_option("-j", "--processes", action="store", default=1,
@@ -139,7 +137,7 @@ def main(args=None):
             rt.refactor_stdin()
         else:
             try:
-                rt.refactor(args, options.write, options.doctests_only,
+                rt.refactor(args, options.write, None,
                             options.processes)
             except refactor.MultiprocessingUnsupported:
                 assert options.processes > 1