diff --git a/nw/config.py b/nw/config.py
index a932553e..eb0720a4 100644
--- a/nw/config.py
+++ b/nw/config.py
@@ -15,7 +15,7 @@ import configparser
 import sys
 import nw
 
-from os import path, mkdir, makedirs
+from os import path, mkdir
 from datetime import datetime
 
 from PyQt5.Qt import PYQT_VERSION_STR
diff --git a/nw/gui/dialogs/itemeditor.py b/nw/gui/dialogs/itemeditor.py
index 0dc219ff..5383aefa 100644
--- a/nw/gui/dialogs/itemeditor.py
+++ b/nw/gui/dialogs/itemeditor.py
@@ -13,8 +13,6 @@
 import logging
 import nw
 
-from os import path
-
 from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import (
     QDialog, QHBoxLayout, QVBoxLayout, QGroupBox, QFormLayout, QLineEdit,
diff --git a/nw/gui/dialogs/projecteditor.py b/nw/gui/dialogs/projecteditor.py
index 6a09fe7d..3b8c0114 100644
--- a/nw/gui/dialogs/projecteditor.py
+++ b/nw/gui/dialogs/projecteditor.py
@@ -13,8 +13,6 @@
 import logging
 import nw
 
-from os import path
-
 from PyQt5.QtCore import Qt
 from PyQt5.QtGui import QIcon, QPixmap, QColor, QBrush
 from PyQt5.QtWidgets import (
diff --git a/nw/gui/dialogs/timelineview.py b/nw/gui/dialogs/timelineview.py
index dab545fc..5046d112 100644
--- a/nw/gui/dialogs/timelineview.py
+++ b/nw/gui/dialogs/timelineview.py
@@ -13,8 +13,6 @@
 import logging
 import nw
 
-from os import path
-
 from PyQt5.QtCore import Qt
 from PyQt5.QtGui import QColor, QPixmap
 from PyQt5.QtWidgets import (
diff --git a/nw/gui/elements/doceditor.py b/nw/gui/elements/doceditor.py
index 28a63dce..d277ac75 100644
--- a/nw/gui/elements/doceditor.py
+++ b/nw/gui/elements/doceditor.py
@@ -26,8 +26,8 @@ from PyQt5.QtGui import (
 
 from nw.project import NWDoc
 from nw.gui.tools import GuiDocHighlighter, WordCounter
-from nw.tools import NWSpellCheck, NWSpellSimple
-from nw.constants import nwFiles, nwUnicode, nwDocAction, nwAlert
+from nw.tools import NWSpellSimple
+from nw.constants import nwUnicode, nwDocAction
 
 logger = logging.getLogger(__name__)
 
diff --git a/nw/gui/elements/viewdetails.py b/nw/gui/elements/viewdetails.py
index 2a0c9a29..929e8026 100644
--- a/nw/gui/elements/viewdetails.py
+++ b/nw/gui/elements/viewdetails.py
@@ -18,8 +18,6 @@ from PyQt5.QtWidgets import (
     QWidget, QLabel, QScrollArea, QFrame, QToolButton, QCheckBox, QGridLayout
 )
 
-from nw.constants import nwLabels
-
 logger = logging.getLogger(__name__)
 
 class GuiDocViewDetails(QWidget):
diff --git a/nw/project/item.py b/nw/project/item.py
index 5eb98f4b..7ed0e6a3 100644
--- a/nw/project/item.py
+++ b/nw/project/item.py
@@ -14,7 +14,6 @@ import logging
 import nw
 
 from lxml import etree
-from datetime import datetime
 
 from nw.common import checkInt
 from nw.constants import nwItemType, nwItemClass, nwItemLayout
@@ -23,8 +22,6 @@ logger = logging.getLogger(__name__)
 
 class NWItem():
 
-    MAX_DEPTH = 8
-
     def __init__(self, theProject):
 
         self.theProject = theProject
diff --git a/nw/project/project.py b/nw/project/project.py
index 26e385f7..bc934b21 100644
--- a/nw/project/project.py
+++ b/nw/project/project.py
@@ -14,7 +14,6 @@ import logging
 import nw
 
 from os import path, mkdir, listdir, unlink, rename
-from shutil import copyfile
 from lxml import etree
 from hashlib import sha256
 from datetime import datetime