Cleanup formatting issues

letsencrypt/cli.py

@@ -225,7 +225,7 @@ def _treat_as_renewal(config, domains):
                 "You have an existing certificate that contains exactly the "
                 "same domains you requested (ref: {0}){br}{br}Do you want to "
                 "renew and replace this certificate with a newly-issued one?"
-            ).format(ident_names_cert.configfile.filename)
+            ).format(ident_names_cert.configfile.filename, br=os.linesep)
         elif subset_names_cert is not None:
             question = (
                 "You have an existing certificate that contains a portion of "
@@ -235,7 +235,8 @@ def _treat_as_renewal(config, domains):
                 "certificate with the new certificate?"
             ).format(subset_names_cert.configfile.filename,
                      ", ".join(subset_names_cert.names()),
-                     ", ".join(domains))
+                     ", ".join(domains),
+                     br=os.linesep)
         if question is None:
             # We aren't in a duplicative-names situation at all, so we don't
             # have to tell or ask the user anything about this.
@@ -250,7 +251,10 @@ def _treat_as_renewal(config, domains):
                 "in its domain-name coverage, you must use the --duplicate "
                 "option.{br}{br}For example:{br}{br}{1} --duplicate {2}".format(
                     "duplicates" if ident_names_cert is not None else
-                    "overlaps with", sys.argv[0], " ".join(sys.argv[1:])),
+                    "overlaps with",
+                    sys.argv[0], " ".join(sys.argv[1:]),
+                    br=os.linesep
+                ),
                 reporter_util.HIGH_PRIORITY)
             raise errors.Error(
                 "User did not use proper CLI and would like "
@@ -288,6 +292,7 @@ def _auth_from_domains(le_client, config, domains, plugins):
 
     return lineage
 
+
 # TODO: Make run as close to auth + install as possible
 # Possible difficulties: args.csr was hacked into auth
 def run(args, config, plugins):  # pylint: disable=too-many-branches,too-many-locals
@@ -708,7 +713,7 @@ def create_parser(plugins, args):
 
 # For now unfortunately this constant just needs to match the code below;
 # there isn't an elegant way to autogenerate it in time.
-VERBS = ["run", "auth", "install", "revoke", "rollback", "config_changes",\
+VERBS = ["run", "auth", "install", "revoke", "rollback", "config_changes",
          "plugins"]
 
 
@@ -862,7 +867,8 @@ def _handle_exception(exc_type, exc_value, trace, args):
 
     """
     logger.debug(
-        "Exiting abnormally:\n%s",
+        "Exiting abnormally:%s%s",
+        os.linesep,
         "".join(traceback.format_exception(exc_type, exc_value, trace)))
 
     if issubclass(exc_type, Exception) and (args is None or not args.debug):

letsencrypt/tests/cli_test.py

@@ -177,7 +177,7 @@ class DuplicativeCertsTest(renewer_test.BaseRenewableCertTest):
         shutil.rmtree(self.tempdir)
 
     @mock.patch("letsencrypt.le_util.make_or_verify_dir")
-    def test_find_duplicative_names(self, unused):
+    def test_find_duplicative_names(self, unused):  # pylint: disable=unused-argument
         from letsencrypt.cli import _find_duplicative_certs
         test_cert = test_util.load_vector("cert-san.pem")
         with open(self.test_rc.cert, "w") as f: