Add clean command, and don't panic if setup.py does not exist.

1 files changed, 19 insertions, 7 deletions

diff --git a/unperish b/unperish
index 8d1089e..d882ef7 100755
--- a/unperish
+++ b/unperish
@@ -143,6 +143,17 @@ class Unperish(cliapp.Application):
                 dsc]
         self.runcmd(*argv, cwd=self.settings['build-area'])
 
+    def cmd_clean(self, args):
+        '''Clean up the build-area (remove everything except the dir).'''
+        area = self.settings['build-area']
+        if os.path.isdir(area):
+            for x in os.listdir(area):
+                pathname = os.path.join(area, x)
+                if os.path.isdir(x):
+                    shutil.rmtree(x)
+                else:
+                    os.remove(x)
+
     def add_debian_changelog_entry(self):
         target = self.settings['upload-target']
         self.runcmd('dch', 
@@ -160,13 +171,14 @@ class Unperish(cliapp.Application):
         return cp
 
     def autofill_meta(self):
-        name = self.runcmd('python', 'setup.py', '--name').strip()
-        if name:
-            self.meta.set('project', 'name', name)
-
-        version = self.runcmd('python', 'setup.py', '--version').strip()
-        if version:
-            self.meta.set('project', 'version', version)
+        if os.path.exists('setup.py'):
+            name = self.runcmd('python', 'setup.py', '--name').strip()
+            if name:
+                self.meta.set('project', 'name', name)
+
+            version = self.runcmd('python', 'setup.py', '--version').strip()
+            if version:
+                self.meta.set('project', 'version', version)
 
     def read_meta(self):
         self.meta.read([self.metafilename])