Also modify grab-attachments, hugdaylist, update-maintainer to bail on no creds

debian/changelog

@@ -7,10 +7,11 @@ ubuntu-dev-tools (0.83) UNRELEASED; urgency=low
     default release if we aren't using it. (LP: #477670)
   * pull-lp-source: Detect more failure conditions and give a nice error
     instead of a trace
-  * buildd, requestsync: Detect & bail if we don't have credentials and need
-    them. These scripts cannot continue under those circumstances.
+  * buildd, requestsync, grab-attachments, hugdaylist, update-maintainer: 
+    Detect & bail if we don't have credentials and need them. These scripts
+    cannot continue under those circumstances.
 
- -- Iain Lane <laney@ubuntu.com>  Sat, 07 Nov 2009 19:18:27 +0000
+ -- Iain Lane <laney@ubuntu.com>  Sat, 07 Nov 2009 19:34:25 +0000
 
 ubuntu-dev-tools (0.82) lucid; urgency=low
 

grab-attachments

@@ -33,23 +33,30 @@ def main():
         print USAGE
         sys.exit(0)
 
-    launchpad = get_launchpad("ubuntu-dev-tools")
-    for arg in sys.argv[1:]:
-        try:
-            number = int(arg)
-        except:
-            print >> sys.stderr, "'%s' is not a valid bug number." % arg
-            sys.exit(1)
+    try:
+        launchpad = get_launchpad("ubuntu-dev-tools")
 
-        b = launchpad.bugs[number]
-  
-        for a in b.attachments:
-            f = a.data.open()
-            filename = os.path.join(os.getcwd(), f.filename)
-            local_file = open(filename, "w")
-            local_file.write(f.read())
-            f.close()
-            local_file.close()
+        for arg in sys.argv[1:]:
+            try:
+                number = int(arg)
+            except:
+                print >> sys.stderr, "'%s' is not a valid bug number." % arg
+                sys.exit(1)
+    
+            b = launchpad.bugs[number]
+      
+            for a in b.attachments:
+                f = a.data.open()
+                filename = os.path.join(os.getcwd(), f.filename)
+                local_file = open(filename, "w")
+                local_file.write(f.read())
+                f.close()
+                local_file.close()
+
+    # no LP credentials
+    except IOError, e:
+        print e
+        sys.exit(1)
 
 if __name__ == '__main__':
     main()

hugdaylist

@@ -88,7 +88,13 @@ def main():
         print >> sys.stderr, "Options in url are not supported, url: %s" %url
         sys.exit(1)
     
-    launchpad = get_launchpad("ubuntu-dev-tools")
+    launchpad = None
+    try:
+        launchpad = get_launchpad("ubuntu-dev-tools")
+    except IOError, e:
+        print e
+        sys.exit(1)
+	
     api_url = translate_web_api(url, launchpad)
     try:
         product = launchpad.load(api_url)

update-maintainer

@@ -31,6 +31,12 @@ import re
 import sys
 import ubuntutools.packages
 
+# Cannot work without LP credentials
+try:
+	Launchpad.login()
+except IOError:
+	sys.exit(1)
+
 valid_locations = ["debian/control.in", "control.in", "debian/control", "control"]
 control_file_found = False