"Any programmer who fails to comply with the standard naming, formatting,

or commenting conventions should be shot.  If it so happens that it is
inconvenient to shoot him, then he is to be politely requested to recode
his program in adherence to the above standard."
		-- Michael Spier, Digital Equipment Corporation

svn path=/branches/tk705/; revision=6152

1 files changed, 38 insertions, 38 deletions

diff --git a/potpourri/expand-roa-prefixes.py b/potpourri/expand-roa-prefixes.py
index ae34ea0a..c08f8abf 100644
--- a/potpourri/expand-roa-prefixes.py
+++ b/potpourri/expand-roa-prefixes.py
@@ -1,11 +1,11 @@
 # $Id$
-# 
+#
 # Copyright (C) 2011  Internet Systems Consortium ("ISC")
-# 
+#
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
 # copyright notice and this permission notice appear in all copies.
-# 
+#
 # THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 # REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 # AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
@@ -27,53 +27,53 @@ import rpki.resource_set
 import rpki.ipaddrs
 
 class NotAPrefix(Exception):
-  """
-  Address is not a proper prefix.
-  """
+    """
+    Address is not a proper prefix.
+    """
 
 class address_range(object):
-  """
-  Iterator for rpki.ipaddrs address objects.
-  """
+    """
+    Iterator for rpki.ipaddrs address objects.
+    """
 
-  def __init__(self, start, stop, step):
-    self.addr = start
-    self.stop = stop
-    self.step = step
-    self.type = type(start)
+    def __init__(self, start, stop, step):
+        self.addr = start
+        self.stop = stop
+        self.step = step
+        self.type = type(start)
 
-  def __iter__(self):
-    while self.addr < self.stop:
-      yield self.addr
-      self.addr = self.type(self.addr + self.step)
+    def __iter__(self):
+        while self.addr < self.stop:
+            yield self.addr
+            self.addr = self.type(self.addr + self.step)
 
 def main(argv):
 
-  prefix_sets = []
-  for arg in argv:
-    if ":" in arg:
-      prefix_sets.extend(rpki.resource_set.roa_prefix_set_ipv6(arg))
-    else:
-      prefix_sets.extend(rpki.resource_set.roa_prefix_set_ipv4(arg))
+    prefix_sets = []
+    for arg in argv:
+        if ":" in arg:
+            prefix_sets.extend(rpki.resource_set.roa_prefix_set_ipv6(arg))
+        else:
+            prefix_sets.extend(rpki.resource_set.roa_prefix_set_ipv4(arg))
 
-  for prefix_set in prefix_sets:
-    sys.stdout.write("%s expands to:\n" % prefix_set)
+    for prefix_set in prefix_sets:
+        sys.stdout.write("%s expands to:\n" % prefix_set)
 
-    prefix_type = prefix_set.range_type.datum_type
-    prefix_min = prefix_set.prefix
-    prefix_max = prefix_set.prefix + (1L << (prefix_type.bits - prefix_set.prefixlen))
+        prefix_type = prefix_set.range_type.datum_type
+        prefix_min = prefix_set.prefix
+        prefix_max = prefix_set.prefix + (1L << (prefix_type.bits - prefix_set.prefixlen))
 
-    for prefixlen in xrange(prefix_set.prefixlen, prefix_set.max_prefixlen + 1):
+        for prefixlen in xrange(prefix_set.prefixlen, prefix_set.max_prefixlen + 1):
 
-      step = (1L << (prefix_type.bits - prefixlen))
-      mask = step - 1
+            step = (1L << (prefix_type.bits - prefixlen))
+            mask = step - 1
 
-      for addr in address_range(prefix_min, prefix_max, step):
-        if (addr & mask) != 0:
-          raise NotAPrefix, "%s is not a /%d prefix" % (addr, prefixlen)
-        sys.stdout.write("  %s/%d\n" % (addr, prefixlen))
+            for addr in address_range(prefix_min, prefix_max, step):
+                if (addr & mask) != 0:
+                    raise NotAPrefix, "%s is not a /%d prefix" % (addr, prefixlen)
+                sys.stdout.write("  %s/%d\n" % (addr, prefixlen))
 
-    sys.stdout.write("\n")
+        sys.stdout.write("\n")
 
 if __name__ == "__main__":
-  main(sys.argv[1:] if len(sys.argv) > 1 else ["18.0.0.0/8-24"])
+    main(sys.argv[1:] if len(sys.argv) > 1 else ["18.0.0.0/8-24"])