Changed a regex to use an r string. Added decoding of command pipe output.

 - Legacy-Id: 16374

Author: levkowetz

ietf/submit/checkers.py

@@ -80,14 +80,16 @@ def check_file_txt(self, path):
 
         cmd = "%s %s %s" % (settings.IDSUBMIT_IDNITS_BINARY, self.options, path)
         code, out, err = pipe(cmd)
+        out = out.decode()
+        err = err.decode()
         if code != 0 or out == "":
             message = "idnits error: %s:\n  Error %s: %s" %( cmd, code, err)
             log(message)
             passed = False
 
         else:
             message = out
-            if re.search("\s+Summary:\s+0\s+|No nits found", out):
+            if re.search(r"\s+Summary:\s+0\s+|No nits found", out):
                 passed  = True
             else:
                 passed  = False
@@ -204,6 +206,8 @@ def check_file_txt(self, path):
                 cmd_version = VersionInfo.objects.get(command=command).version
                 cmd = cmd_template.format(libs=modpath, model=path)
                 code, out, err = pipe(cmd)
+                out = out.decode()
+                err = err.decode()
                 if code > 0 or len(err.strip()) > 0 :
                     error_lines = err.splitlines()
                     assertion('len(error_lines) > 0')
@@ -235,6 +239,8 @@ def check_file_txt(self, path):
                     cmd = cmd_template.format(model=path, rfclib=settings.SUBMIT_YANG_RFC_MODEL_DIR, tmplib=workdir,
                         draftlib=settings.SUBMIT_YANG_DRAFT_MODEL_DIR, ianalib=settings.SUBMIT_YANG_IANA_MODEL_DIR, )
                     code, out, err = pipe(cmd)
+                    out = out.decode()
+                    err = err.decode()
                     if code > 0 or len(err.strip()) > 0:
                         err_lines = err.splitlines()
                         for line in err_lines: