Fixing a few bugs in pecan create.

pecan/commands/create.py

@@ -11,8 +11,8 @@ class CreateCommand(BaseCommand):
     """
 
     arguments = ({
-        'command': 'destination',
-        'help': 'the destination to create the new project'
+        'command': 'project_name',
+        'help': 'the (package) name of the new project'
     }, {
         'command': 'template_name',
         'help': 'a registered Pecan template',
@@ -22,4 +22,4 @@ class CreateCommand(BaseCommand):
 
     def run(self, args):
         super(CreateCommand, self).run(args)
-        BaseScaffold().copy_to(args.destination)
+        BaseScaffold().copy_to(args.project_name)

pecan/scaffolds/__init__.py

@@ -1,10 +1,12 @@
 import sys
 import os
+import re
 import pkg_resources
 from string import Template
 from pecan.compat import native_, bytes_
 
 DEFAULT_SCAFFOLD = 'base'
+_bad_chars_re = re.compile('[^a-zA-Z0-9_]')
 
 
 class PecanScaffold(object):
@@ -21,15 +23,10 @@ class PecanScaffold(object):
         mod = sys.modules[self.__class__.__module__]
         return os.path.dirname(mod.__file__)
 
-    @property
-    def variables(self):
-        return {
-            'package': self.dest
-        }
-
     def copy_to(self, dest, **kwargs):
-        self.dest = dest
-        copy_dir(self.template_dir, self.dest, self.variables)
+        output_dir = os.path.abspath(os.path.normpath(dest))
+        pkg_name = _bad_chars_re.sub('', dest.lower())
+        copy_dir(self.template_dir, output_dir, {'package': pkg_name})
 
 
 class BaseScaffold(PecanScaffold):

pecan/tests/test_scaffolds.py

@@ -132,7 +132,9 @@ class TestTemplateBuilds(unittest.TestCase):
 
         self.poll(proc)
 
-        out, _ = proc.communicate('{"model" : model, "conf" : conf, "app" : app}')
+        out, _ = proc.communicate(
+            '{"model" : model, "conf" : conf, "app" : app}'
+        )
         assert 'testing123.model' in out
         assert 'Config(' in out
         assert 'webtest.app.TestApp' in out