supersize: Add "printed" to console, Show ~0 for PSS >0 <.1

tools/binary_size/libsupersize/describe.py

Index: tools/binary_size/libsupersize/describe.py
diff --git a/tools/binary_size/libsupersize/describe.py b/tools/binary_size/libsupersize/describe.py
index a530c3ed0395830ee2d1cd11aaee00a5e6d422d2..d7bf827480b6bcf322319b4d54752aa00e80dbb8 100644
--- a/tools/binary_size/libsupersize/describe.py
+++ b/tools/binary_size/libsupersize/describe.py
@@ -37,6 +37,8 @@ def _FormatPss(pss):
   ret = str(round(pss, 1))
   if ret.endswith('.0'):
     ret = ret[:-2]
+    if ret == '0' and pss:
+      ret = '~0'

[estevenson, 2017/05/16 15:11:07]

nit: won't this actually only return ~0 for 0 < pss < 0.05 (not that this
matters)?

[agrieve, 2017/05/16 15:22:31]

Fixed commit msg.

   return ret
 
 
@@ -162,7 +164,9 @@ class Describer(object):
         data_size += s.pss
       elif s.section == 'b':
         bss_size += s.pss
-      unique_paths.add(s.object_path)
+      # Ignore paths like foo/{shared}/2
+      if '{' not in s.object_path:
+        unique_paths.add(s.object_path)
     header_desc = [
         'Showing {:,} symbols ({:,} unique) with total pss: {} bytes'.format(
             len(group), group.CountUniqueSymbols(), int(total_size)),
@@ -170,7 +174,7 @@ class Describer(object):
             _PrettySize(int(code_size)), _PrettySize(int(ro_size)),
             _PrettySize(int(data_size)), _PrettySize(int(bss_size)),
             _PrettySize(int(total_size))),
-        'Number of object files: {}'.format(len(unique_paths)),
+        'Number of unique paths: {}'.format(len(unique_paths)),
         '',
         'Index, Running Total, Section@Address, PSS',
         '-' * 60