diff --git a/dotdrop/dotfile.py b/dotdrop/dotfile.py
index bcd3329..f758de7 100644
--- a/dotdrop/dotfile.py
+++ b/dotdrop/dotfile.py
@@ -41,4 +41,3 @@ class Dotfile:
 
     def __hash__(self):
         return hash(self.dst) ^ hash(self.src) ^ hash(self.key)
-
diff --git a/dotdrop/installer.py b/dotdrop/installer.py
index 4a0a42e..0c72e34 100644
--- a/dotdrop/installer.py
+++ b/dotdrop/installer.py
@@ -94,8 +94,11 @@ class Installer:
             os.makedirs(dst)
 
         if os.path.isfile(dst):
-            msg = 'Remove regular file "{}" and replace with empty directory?' \
-                .format(dst)
+            msg = ''.join([
+                'Remove regular file "{}" and ',
+                'replace with empty directory?',
+            ]).format(dst)
+
             if self.safe and not self.log.ask(msg):
                 msg = 'ignoring "{}", nothing installed'
                 self.log.warn(msg.format(dst))
@@ -344,4 +347,3 @@ class Installer:
         self.comparing = False
         self.create = createsaved
         return ret, tmpdst
-
diff --git a/dotdrop/linktypes.py b/dotdrop/linktypes.py
index bd943a8..2e911a1 100644
--- a/dotdrop/linktypes.py
+++ b/dotdrop/linktypes.py
@@ -5,4 +5,3 @@ class LinkTypes(IntEnum):
     NOLINK = 0
     PARENTS = 1
     CHILDREN = 2
-
diff --git a/dotdrop/utils.py b/dotdrop/utils.py
index 77588f4..e4afcad 100644
--- a/dotdrop/utils.py
+++ b/dotdrop/utils.py
@@ -115,4 +115,3 @@ def strip_home(path):
 def flatten(a):
     """flatten list"""
     return functools.reduce(operator.iconcat, a, [])
-