* remove a guideline

src/CODING

@@ -8,9 +8,8 @@ Guidelines
    with a trailing slash, and please use the dirnames
    in pisiconfig
 2. Python indentation is usually 4 chars.
-3. willUse boyNames()
-4. Use single quotes for strings if possible
-5. Follow python philosophy of 'batteries included'
+3. Use single quotes for strings if possible
+4. Follow python philosophy of 'batteries included'
 
 Suggestions
 ------------

src/pisi/installdb.py

@@ -3,7 +3,23 @@
 
 import shelve
 
-d = shelve.open( db_dir + '/fuck yeah')
+d = shelve.open( db_dir + '/install.dbm')
+
+class InstallDBError(Exception):
+    pass
+
+
+
+def isRecorded(name, version, release):
+    return d.has_key( (name, version, release) )
 
 def isInstalled(name, version, release):
+    return d.has_key( (name, version, release) )
+
+def install( name, version, release, state):
+    if isInstalled(name,version,release):
+        raise InstallDBError("already installed")
+    d[ (name,version,release) ] = state
     
+def remove( name, version, release):
+    if