Add bytesToStr()

Automatically convert list into strings in appendRow()
Add package information

display.py

@@ -15,7 +15,7 @@ class DisplayHTMLBlockTable(DisplayHTMLBlock):
         self.rows = []
 
     def appendRow(self, row):
-        self.rows.append(row)
+        self.rows.append(listToStr(row))
 
     def build(self, f):
         f.write('<table>')
@@ -68,3 +68,21 @@ class DisplayHTMLBuild(object):
     def build(self, root):
         for page in self.pages:
             page.build(root)
+
+def bytesToStr(bytes):
+    suffixes = ['', ' kB', ' MB', ' GB', ' TB']
+
+    for i in range(0, len(suffixes)):
+        if bytes < 1024: break
+        bytes /= 1024.0
+
+    if i:
+        return '%.02f%s' % (bytes, suffixes[i])
+    else:
+        return '%d%s' % (bytes, suffixes[i])
+
+def _toStr(v):
+    if type(v) != str: return str(v)
+    else: return v
+
+def listToStr(l): return map(lambda(v) : _toStr(v), l)