Comment things

Author: nedbat

test/osinfo.py

@@ -35,6 +35,7 @@ class PROCESS_MEMORY_COUNTERS_EX(ctypes.Structure):
         return mem_struct.PrivateUsage
 
 elif sys.platform == 'linux2':
+    # Linux implementation
     import os
 
     _scale = {'kb': 1024, 'mb': 1024*1024}
@@ -57,11 +58,12 @@ def _VmB(key):
         return int(float(v[1]) * _scale[v[2].lower()])
 
     def process_ram():
-        """How much RAM is this process using? (Linux implementation"""
+        """How much RAM is this process using? (Linux implementation)"""
         return _VmB('VmRSS')
 
 
 else:
+    # Don't have an implementation, at least satisfy the interface.
     def process_ram():
-        """How much RAM is this process using? (no implementation)"""
+        """How much RAM is this process using? (placebo implementation)"""
         return 0