diff --git a/database/mysql/mysql_db.py b/database/mysql/mysql_db.py
index e9a530811d4..c018ad143db 100644
--- a/database/mysql/mysql_db.py
+++ b/database/mysql/mysql_db.py
@@ -326,7 +326,7 @@ def main():
     if state in ['dump','import']:
         if target is None:
             module.fail_json(msg="with state=%s target is required" % (state))
-	if db == 'all':
+        if db == 'all':
             connect_to_db = 'mysql'
             db = 'mysql'
             all_databases = True
diff --git a/packaging/os/apt.py b/packaging/os/apt.py
index 09129a73fa5..9172c69763d 100644
--- a/packaging/os/apt.py
+++ b/packaging/os/apt.py
@@ -230,10 +230,10 @@ def package_status(m, pkgname, version, cache, state):
             try:
                 provided_packages = cache.get_providing_packages(pkgname)
                 if provided_packages:
-		    is_installed = False
+                    is_installed = False
                     # when virtual package providing only one package, look up status of target package 
                     if cache.is_virtual_package(pkgname) and len(provided_packages) == 1:
-			package = provided_packages[0]
+                        package = provided_packages[0]
                         installed, upgradable, has_files = package_status(m, package.name, version, cache, state='install')
                         if installed:
                             is_installed = True
diff --git a/source_control/subversion.py b/source_control/subversion.py
index e3ff6dbfba5..cae4702e174 100644
--- a/source_control/subversion.py
+++ b/source_control/subversion.py
@@ -121,7 +121,7 @@ class Subversion(object):
     def checkout(self):
         '''Creates new svn working directory if it does not already exist.'''
         self._exec(["checkout", "-r", self.revision, self.repo, self.dest])
-		
+
     def export(self, force=False):
         '''Export svn repo to directory'''
         cmd = ["export"]
diff --git a/system/group.py b/system/group.py
index d952cb5c28c..53ab5f904dc 100644
--- a/system/group.py
+++ b/system/group.py
@@ -121,7 +121,7 @@ class Group(object):
         if len(cmd) == 1:
             return (None, '', '')
         if self.module.check_mode:
-	    return (0, '', '')
+            return (0, '', '')
         cmd.append(self.name)
         return self.execute_command(cmd)
 
diff --git a/windows/win_copy.py b/windows/win_copy.py
index efdebc5a4a6..acc6c9ef2e0 100644
--- a/windows/win_copy.py
+++ b/windows/win_copy.py
@@ -18,8 +18,6 @@
 # You should have received a copy of the GNU General Public License
 # along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
 
-import os
-import time
 
 DOCUMENTATION = '''
 ---