From 34259d5d9dcd129ad40f32c2e4a81c7d3e4acbe2 Mon Sep 17 00:00:00 2001
From: Jeremy Stretch <jstretch@digitalocean.com>
Date: Fri, 13 Oct 2017 14:29:55 -0400
Subject: [PATCH] Removed deprecated xstr and expand_pattern functions

---
 netbox/dcim/views.py | 26 --------------------------
 1 file changed, 26 deletions(-)

diff --git a/netbox/dcim/views.py b/netbox/dcim/views.py
index 387af4b61..13710c310 100644
--- a/netbox/dcim/views.py
+++ b/netbox/dcim/views.py
@@ -34,32 +34,6 @@ from .models import (
 )
 
 
-EXPANSION_PATTERN = '\[(\d+-\d+)\]'
-
-
-def xstr(s):
-    """
-    Replace None with an empty string (for CSV export)
-    """
-    return '' if s is None else str(s)
-
-
-def expand_pattern(string):
-    """
-    Expand a numeric pattern into a list of strings. Examples:
-      'ge-0/0/[0-3]' => ['ge-0/0/0', 'ge-0/0/1', 'ge-0/0/2', 'ge-0/0/3']
-      'xe-0/[0-3]/[0-7]' => ['xe-0/0/0', 'xe-0/0/1', 'xe-0/0/2', ... 'xe-0/3/5', 'xe-0/3/6', 'xe-0/3/7']
-    """
-    lead, pattern, remnant = re.split(EXPANSION_PATTERN, string, maxsplit=1)
-    x, y = pattern.split('-')
-    for i in range(int(x), int(y) + 1):
-        if remnant:
-            for string in expand_pattern(remnant):
-                yield "{0}{1}{2}".format(lead, i, string)
-        else:
-            yield "{0}{1}".format(lead, i)
-
-
 class BulkDisconnectView(View):
     """
     An extendable view for disconnection console/power/interface components in bulk.