From 86355b266703815a8334b38751c55b23bffe2a6e Mon Sep 17 00:00:00 2001
From: Elliott Sales de Andrade <quantum.analyst@gmail.com>
Date: Aug 20 2019 17:03:48 +0000
Subject: Use raw strings for regular expressions.


This will avoid deprecation warnings / errors about invalid escape
sequences in strings that comes about in newer Python 3.

---

diff --git a/r2spec/r2spec_obj.py b/r2spec/r2spec_obj.py
index 43e73dc..b826c2b 100644
--- a/r2spec/r2spec_obj.py
+++ b/r2spec/r2spec_obj.py
@@ -236,7 +236,7 @@ class R2spec(object):
             settings.set('email', args.email)
 
         if args.package:
-            pack = RPackage(re.sub('^R-', '', args.package))
+            pack = RPackage(re.sub(r'^R-', '', args.package))
             pack.search_package_in_repo()
         elif args.url:
             pack = RPackage(source0=args.url)
@@ -331,7 +331,7 @@ class R2rpm(R2spec):
 
         specfile = ''
         if args.package:
-            self.pack.name = re.sub('^R-', '', args.package)
+            self.pack.name = re.sub(r'^R-', '', args.package)
             self.spec.package = self.pack
             specfile = self.spec.get_specfile()
             self.pack.search_package_in_repo()
diff --git a/r2spec/rpackage.py b/r2spec/rpackage.py
index ce6627a..a4a0f9b 100644
--- a/r2spec/rpackage.py
+++ b/r2spec/rpackage.py
@@ -55,11 +55,11 @@ def package_in_repo(url, name):
         stream = urllib_request.urlopen(url)
         content = stream.read().decode()
         stream.close()
-        sourcemotif = re.compile("Package:\s+%s\n" % name)
+        sourcemotif = re.compile(r"Package:\s+%s\n" % name)
         result = sourcemotif.search(content)
         if result is not None:
             log.info("Package found in : %s" % url)
-            versionmotif = re.compile("Package:\s+%s\nVersion:(.*)" % name)
+            versionmotif = re.compile(r"Package:\s+%s\nVersion:(.*)" % name)
             version = versionmotif.search(content).group(1).strip()
             return (version)
         else:
@@ -189,7 +189,7 @@ class RPackage(object):
             key = None
             for row in content.split('\n'):
                 if row.strip():
-                    pattern = re.compile("\w:*")
+                    pattern = re.compile(r"\w:*")
                     if pattern.match(row):
                         key, value = row.split(':', 1)
                         self.description[key.strip()] = value.strip()
diff --git a/r2spec/spec.py b/r2spec/spec.py
index 817718f..351379b 100644
--- a/r2spec/spec.py
+++ b/r2spec/spec.py
@@ -37,7 +37,7 @@ def format_dependencies(dependencies):
     ignorelist = ['R']
     # Regular expression used to determine whether the string is a
     # version number
-    versionmotif = re.compile('\d\.\d\.?\d?')
+    versionmotif = re.compile(r'\d\.\d\.?\d?')
     char = {
             '\r': '',
             '(': ' ',