---
lib/matplotlib/backends/backend_agg.py | 2 --
lib/matplotlib/backends/backend_cairo.py | 5 ++--
lib/matplotlib/backends/backend_gdk.py | 9 -------
lib/matplotlib/backends/backend_gtk.py | 7 +++--
lib/matplotlib/backends/backend_gtk3agg.py | 1 -
lib/matplotlib/backends/backend_gtk3cairo.py | 2 --
lib/matplotlib/backends/backend_gtkagg.py | 7 +----
lib/matplotlib/backends/backend_gtkcairo.py | 3 ---
lib/matplotlib/backends/backend_macosx.py | 11 +++-----
lib/matplotlib/backends/backend_mixed.py | 2 --
lib/matplotlib/backends/backend_nbagg.py | 2 --
lib/matplotlib/backends/backend_pgf.py | 2 --
lib/matplotlib/backends/backend_ps.py | 23 +++-------------
lib/matplotlib/backends/backend_qt4.py | 36 ++------------------------
lib/matplotlib/backends/backend_qt4agg.py | 11 --------
lib/matplotlib/backends/backend_qt5agg.py | 9 -------
lib/matplotlib/backends/backend_svg.py | 12 ++++-----
lib/matplotlib/backends/backend_template.py | 4 ---
lib/matplotlib/backends/backend_tkagg.py | 13 +++-------
lib/matplotlib/backends/backend_webagg.py | 1 -
lib/matplotlib/backends/backend_webagg_core.py | 4 ---
lib/matplotlib/backends/backend_wx.py | 2 --
lib/matplotlib/backends/backend_wxagg.py | 9 +++----
lib/matplotlib/backends/tkagg.py | 3 ---
lib/matplotlib/backends/windowing.py | 2 --
25 files changed, 26 insertions(+), 156 deletions(-)
diff --git a/lib/matplotlib/backends/backend_agg.py
b/lib/matplotlib/backends/backend_agg.py
index 687e52b..a048014 100644
--- a/lib/matplotlib/backends/backend_agg.py
+++ b/lib/matplotlib/backends/backend_agg.py
@@ -22,8 +22,6 @@ TODO:
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import threading
import numpy as np
diff --git a/lib/matplotlib/backends/backend_cairo.py
b/lib/matplotlib/backends/backend_cairo.py
index 5956982..0402a26 100644
--- a/lib/matplotlib/backends/backend_cairo.py
+++ b/lib/matplotlib/backends/backend_cairo.py
@@ -23,7 +23,7 @@ from __future__ import (absolute_import, division,
print_function,
import six
-import os, sys, warnings, gzip
+import sys, warnings, gzip
import numpy as np
@@ -55,11 +55,10 @@ from matplotlib.cbook import is_string_like
from matplotlib.figure import Figure
from matplotlib.mathtext import MathTextParser
from matplotlib.path import Path
-from matplotlib.transforms import Bbox, Affine2D
+from matplotlib.transforms import Affine2D
from matplotlib.font_manager import ttfFontProperty
_debug = False
-#_debug = True
# Image::color_conv(format) for draw_image()
if sys.byteorder == 'little':
diff --git a/lib/matplotlib/backends/backend_gdk.py
b/lib/matplotlib/backends/backend_gdk.py
index d3e8e5b..51912aa 100644
--- a/lib/matplotlib/backends/backend_gdk.py
+++ b/lib/matplotlib/backends/backend_gdk.py
@@ -1,15 +1,8 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
-import math
-import os
-import sys
import warnings
-def fn_name(): return sys._getframe(1).f_code.co_name
-import gobject
import gtk; gdk = gtk.gdk
import pango
pygtk_version_required = (2,2,0)
@@ -23,10 +16,8 @@ import numpy as np
import matplotlib
from matplotlib import rcParams
-from matplotlib._pylab_helpers import Gcf
from matplotlib.backend_bases import RendererBase, GraphicsContextBase, \
FigureManagerBase, FigureCanvasBase
-from matplotlib.cbook import is_string_like
from matplotlib.figure import Figure
from matplotlib.mathtext import MathTextParser
from matplotlib.transforms import Affine2D
diff --git a/lib/matplotlib/backends/backend_gtk.py
b/lib/matplotlib/backends/backend_gtk.py
index 1a6ee31..9febd7a 100644
--- a/lib/matplotlib/backends/backend_gtk.py
+++ b/lib/matplotlib/backends/backend_gtk.py
@@ -29,11 +29,11 @@ _new_tooltip_api = (gtk.pygtk_version[1] >= 12)
import matplotlib
from matplotlib._pylab_helpers import Gcf
-from matplotlib.backend_bases import RendererBase, GraphicsContextBase, \
- FigureManagerBase, FigureCanvasBase, NavigationToolbar2, cursors,
TimerBase
+from matplotlib.backend_bases import (FigureManagerBase, FigureCanvasBase,
+ NavigationToolbar2, cursors, TimerBase)
from matplotlib.backend_bases import ShowBase
-from matplotlib.backends.backend_gdk import RendererGDK, FigureCanvasGDK
+from matplotlib.backends.backend_gdk import RendererGDK
from matplotlib.cbook import is_string_like, is_writable_file_like
from matplotlib.colors import colorConverter
from matplotlib.figure import Figure
@@ -48,7 +48,6 @@ from matplotlib import rcParams
backend_version = "%d.%d.%d" % gtk.pygtk_version
_debug = False
-#_debug = True
# the true dots per inch on the screen; should be display dependent
# see
http://groups.google.com/groups?q=screen+dpi+x11&hl=en&lr=&ie=UTF-8&oe=UTF-8&safe=off&selm=7077.26e81ad5%40swift.cs.tcd.ie&rnum=5
for some info about screen dpi
diff --git a/lib/matplotlib/backends/backend_gtk3agg.py
b/lib/matplotlib/backends/backend_gtk3agg.py
index c3eb1da..7a98311 100644
--- a/lib/matplotlib/backends/backend_gtk3agg.py
+++ b/lib/matplotlib/backends/backend_gtk3agg.py
@@ -4,7 +4,6 @@ from __future__ import (absolute_import, division,
print_function,
import six
import numpy as np
-import sys
import warnings
from . import backend_agg
diff --git a/lib/matplotlib/backends/backend_gtk3cairo.py
b/lib/matplotlib/backends/backend_gtk3cairo.py
index da8f099..dde3b08 100644
--- a/lib/matplotlib/backends/backend_gtk3cairo.py
+++ b/lib/matplotlib/backends/backend_gtk3cairo.py
@@ -1,8 +1,6 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
from . import backend_gtk3
from . import backend_cairo
from .backend_cairo import cairo, HAS_CAIRO_CFFI
diff --git a/lib/matplotlib/backends/backend_gtkagg.py
b/lib/matplotlib/backends/backend_gtkagg.py
index 3e10841..8177d2b 100644
--- a/lib/matplotlib/backends/backend_gtkagg.py
+++ b/lib/matplotlib/backends/backend_gtkagg.py
@@ -4,16 +4,11 @@ Render to gtk from agg
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
-import os
-
import matplotlib
from matplotlib.figure import Figure
from matplotlib.backends.backend_agg import FigureCanvasAgg
from matplotlib.backends.backend_gtk import gtk, FigureManagerGTK,
FigureCanvasGTK,\
- show, draw_if_interactive,\
- error_msg_gtk, PIXELS_PER_INCH, backend_version, \
+ backend_version, \
NavigationToolbar2GTK
from matplotlib.backends._gtkagg import agg_to_gtk_drawable
diff --git a/lib/matplotlib/backends/backend_gtkcairo.py
b/lib/matplotlib/backends/backend_gtkcairo.py
index 93bb698..94d0dd8 100644
--- a/lib/matplotlib/backends/backend_gtkcairo.py
+++ b/lib/matplotlib/backends/backend_gtkcairo.py
@@ -5,8 +5,6 @@ Author: Steve Chaplin
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import gtk
if gtk.pygtk_version < (2,7,0):
import cairo.gtk
@@ -19,7 +17,6 @@ backend_version = 'PyGTK(%d.%d.%d) ' % gtk.pygtk_version + \
_debug = False
-#_debug = True
def new_figure_manager(num, *args, **kwargs):
diff --git a/lib/matplotlib/backends/backend_macosx.py
b/lib/matplotlib/backends/backend_macosx.py
index ef4572f..05f568f 100755
--- a/lib/matplotlib/backends/backend_macosx.py
+++ b/lib/matplotlib/backends/backend_macosx.py
@@ -2,28 +2,23 @@ from __future__ import (absolute_import, division,
print_function,
unicode_literals)
import six
-
import os
import numpy
from matplotlib._pylab_helpers import Gcf
-from matplotlib.backend_bases import RendererBase, GraphicsContextBase,\
- FigureManagerBase, FigureCanvasBase, NavigationToolbar2, TimerBase
-from matplotlib.backend_bases import ShowBase
+from matplotlib.backend_bases import (RendererBase, GraphicsContextBase,
+ FigureManagerBase, FigureCanvasBase, NavigationToolbar2, TimerBase,
+ ShowBase)
from matplotlib.cbook import maxdict
from matplotlib.figure import Figure
-from matplotlib.path import Path
from matplotlib.mathtext import MathTextParser
-from matplotlib.colors import colorConverter
from matplotlib import rcParams
-
from matplotlib.widgets import SubplotTool
import matplotlib
from matplotlib.backends import _macosx
-
class Show(ShowBase):
def mainloop(self):
_macosx.show()
diff --git a/lib/matplotlib/backends/backend_mixed.py
b/lib/matplotlib/backends/backend_mixed.py
index 6de45ed..d63985c 100644
--- a/lib/matplotlib/backends/backend_mixed.py
+++ b/lib/matplotlib/backends/backend_mixed.py
@@ -1,8 +1,6 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
from matplotlib._image import frombuffer
from matplotlib.backends.backend_agg import RendererAgg
from matplotlib.tight_bbox import process_figure_for_rasterizing
diff --git a/lib/matplotlib/backends/backend_nbagg.py
b/lib/matplotlib/backends/backend_nbagg.py
index eada1c1..d72c0e2 100644
--- a/lib/matplotlib/backends/backend_nbagg.py
+++ b/lib/matplotlib/backends/backend_nbagg.py
@@ -4,7 +4,6 @@
# that changes made maintain expected behaviour.
from base64 import b64encode
-from contextlib import contextmanager
import json
import io
import os
@@ -18,7 +17,6 @@ from IPython.kernel.comm import Comm
from matplotlib import rcParams
from matplotlib.figure import Figure
-from matplotlib.backends import backend_agg
from matplotlib.backends.backend_webagg_core import (FigureManagerWebAgg,
FigureCanvasWebAggCore,
NavigationToolbar2WebAgg)
diff --git a/lib/matplotlib/backends/backend_pgf.py
b/lib/matplotlib/backends/backend_pgf.py
index db8cda3..69b1cb1 100644
--- a/lib/matplotlib/backends/backend_pgf.py
+++ b/lib/matplotlib/backends/backend_pgf.py
@@ -22,14 +22,12 @@ from matplotlib.backend_bases import RendererBase,
GraphicsContextBase,\
FigureManagerBase, FigureCanvasBase
from matplotlib.backends.backend_mixed import MixedModeRenderer
from matplotlib.figure import Figure
-from matplotlib.text import Text
from matplotlib.path import Path
from matplotlib import _png, rcParams
from matplotlib.cbook import is_string_like, is_writable_file_like
from matplotlib.compat import subprocess
from matplotlib.compat.subprocess import check_output
-
###############################################################################
# create a list of system fonts, all of these should work with xe/lua-latex
diff --git a/lib/matplotlib/backends/backend_ps.py
b/lib/matplotlib/backends/backend_ps.py
index 699d1ba..68f0db8 100644
--- a/lib/matplotlib/backends/backend_ps.py
+++ b/lib/matplotlib/backends/backend_ps.py
@@ -5,21 +5,15 @@ A PostScript backend, which can produce both PostScript .ps
and .eps
from __future__ import (absolute_import, division, print_function,
unicode_literals)
+import binascii, glob, io, os, re, shutil, sys, time
+from tempfile import mkstemp
+
import six
from six.moves import StringIO
-import glob, math, os, shutil, sys, time
-def _fn_name(): return sys._getframe(1).f_code.co_name
-import io
-
-try:
- from hashlib import md5
-except ImportError:
- from md5 import md5 #Deprecated in 2.5
+import numpy as np
-from tempfile import mkstemp
from matplotlib import verbose, __version__, rcParams, checkdep_ghostscript
-from matplotlib._pylab_helpers import Gcf
from matplotlib.afm import AFM
from matplotlib.backend_bases import RendererBase, GraphicsContextBase,\
FigureManagerBase, FigureCanvasBase
@@ -27,33 +21,24 @@ from matplotlib.backend_bases import RendererBase,
GraphicsContextBase,\
from matplotlib.cbook import is_string_like, get_realpath_and_stat, \
is_writable_file_like, maxdict, file_requires_unicode
from matplotlib.figure import Figure
-
from matplotlib.font_manager import findfont, is_opentype_cff_font
from matplotlib.ft2font import FT2Font, KERNING_DEFAULT, LOAD_NO_HINTING
from matplotlib.ttconv import convert_ttf_to_ps
from matplotlib.mathtext import MathTextParser
from matplotlib._mathtext_data import uni2type1
-from matplotlib.text import Text
from matplotlib.path import Path
from matplotlib import _path
from matplotlib.transforms import Affine2D
-
from matplotlib.backends.backend_mixed import MixedModeRenderer
-
-import numpy as np
-import binascii
-import re
try:
set
except NameError:
from sets import Set as set
backend_version = 'Level II'
-
debugPS = 0
-
class PsBackendHelper(object):
def __init__(self):
diff --git a/lib/matplotlib/backends/backend_qt4.py
b/lib/matplotlib/backends/backend_qt4.py
index 8298ae3..095cf60 100644
--- a/lib/matplotlib/backends/backend_qt4.py
+++ b/lib/matplotlib/backends/backend_qt4.py
@@ -1,48 +1,16 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-from six import unichr
-import os
-import re
-import signal
-import sys
-
-import matplotlib
-
-from matplotlib.cbook import is_string_like
-from matplotlib.backend_bases import FigureManagerBase
from matplotlib.backend_bases import FigureCanvasBase
-from matplotlib.backend_bases import NavigationToolbar2
-
-from matplotlib.backend_bases import cursors
-from matplotlib.backend_bases import TimerBase
-from matplotlib.backend_bases import ShowBase
-
-from matplotlib._pylab_helpers import Gcf
from matplotlib.figure import Figure
+from .qt_compat import QtCore, QtWidgets, __version__
-from matplotlib.widgets import SubplotTool
-try:
- import matplotlib.backends.qt_editor.figureoptions as figureoptions
-except ImportError:
- figureoptions = None
-
-from .qt_compat import QtCore, QtWidgets, _getSaveFileName, __version__
-from matplotlib.backends.qt_editor.formsubplottool import UiSubplotTool
-
-from .backend_qt5 import (backend_version, SPECIAL_KEYS, SUPER, ALT, CTRL,
- SHIFT, MODIFIER_KEYS, fn_name, cursord,
- draw_if_interactive, _create_qApp, show, TimerQT,
- MainWindow, FigureManagerQT, NavigationToolbar2QT,
- SubplotToolQt, error_msg_qt, exception_handler)
-
+from .backend_qt5 import (backend_version, _create_qApp, FigureManagerQT)
from .backend_qt5 import FigureCanvasQT as FigureCanvasQT5
DEBUG = False
-
def new_figure_manager(num, *args, **kwargs):
"""
Create a new figure manager instance
diff --git a/lib/matplotlib/backends/backend_qt4agg.py
b/lib/matplotlib/backends/backend_qt4agg.py
index fc20578..31ce686 100644
--- a/lib/matplotlib/backends/backend_qt4agg.py
+++ b/lib/matplotlib/backends/backend_qt4agg.py
@@ -4,29 +4,18 @@ Render to qt from agg
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
-import os # not used
import sys
import ctypes
-import warnings
import matplotlib
from matplotlib.figure import Figure
-
from .backend_qt5agg import FigureCanvasQTAggBase
from .backend_agg import FigureCanvasAgg
from .backend_qt4 import QtCore
from .backend_qt4 import FigureManagerQT
from .backend_qt4 import FigureCanvasQT
-from .backend_qt4 import NavigationToolbar2QT
-##### not used
-from .backend_qt4 import show
-from .backend_qt4 import draw_if_interactive
-from .backend_qt4 import backend_version
-######
DEBUG = False
diff --git a/lib/matplotlib/backends/backend_qt5agg.py
b/lib/matplotlib/backends/backend_qt5agg.py
index 687f436..41f6a0c 100644
--- a/lib/matplotlib/backends/backend_qt5agg.py
+++ b/lib/matplotlib/backends/backend_qt5agg.py
@@ -4,8 +4,6 @@ Render to qt from agg
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import sys
import ctypes
@@ -15,15 +13,8 @@ from .backend_agg import FigureCanvasAgg
from .backend_qt5 import QtCore
from .backend_qt5 import QtGui
from .backend_qt5 import FigureManagerQT
-from .backend_qt5 import NavigationToolbar2QT
##### Modified Qt5 backend import
from .backend_qt5 import FigureCanvasQT
-##### not used
-from .backend_qt5 import show
-from .backend_qt5 import draw_if_interactive
-from .backend_qt5 import backend_version
-######
-
DEBUG = False
diff --git a/lib/matplotlib/backends/backend_svg.py
b/lib/matplotlib/backends/backend_svg.py
index 4462c9b..e8ddf64 100644
--- a/lib/matplotlib/backends/backend_svg.py
+++ b/lib/matplotlib/backends/backend_svg.py
@@ -5,29 +5,27 @@ import six
from six.moves import xrange
from six import unichr
-import os, base64, tempfile, gzip, io, sys, codecs, re
+import base64, gzip, io, codecs, re
import numpy as np
from hashlib import md5
from matplotlib import verbose, __version__, rcParams
-from matplotlib.backend_bases import RendererBase, GraphicsContextBase,\
- FigureManagerBase, FigureCanvasBase
+from matplotlib.backend_bases import (RendererBase, FigureManagerBase,
+ FigureCanvasBase)
from matplotlib.backends.backend_mixed import MixedModeRenderer
from matplotlib.cbook import is_string_like, is_writable_file_like, maxdict
from matplotlib.colors import rgb2hex
from matplotlib.figure import Figure
-from matplotlib.font_manager import findfont, FontProperties
-from matplotlib.ft2font import FT2Font, KERNING_DEFAULT, LOAD_NO_HINTING
+from matplotlib.font_manager import findfont
+from matplotlib.ft2font import FT2Font, LOAD_NO_HINTING
from matplotlib.mathtext import MathTextParser
from matplotlib.path import Path
from matplotlib import _path
from matplotlib.transforms import Affine2D, Affine2DBase
from matplotlib import _png
-from xml.sax.saxutils import escape as escape_xml_text
-
backend_version = __version__
# ----------------------------------------------------------------------
diff --git a/lib/matplotlib/backends/backend_template.py
b/lib/matplotlib/backends/backend_template.py
index f3e483d..91b25c2 100644
--- a/lib/matplotlib/backends/backend_template.py
+++ b/lib/matplotlib/backends/backend_template.py
@@ -65,15 +65,11 @@ Naming Conventions
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import matplotlib
from matplotlib._pylab_helpers import Gcf
from matplotlib.backend_bases import RendererBase, GraphicsContextBase,\
FigureManagerBase, FigureCanvasBase
from matplotlib.figure import Figure
-from matplotlib.transforms import Bbox
-
class RendererTemplate(RendererBase):
"""
diff --git a/lib/matplotlib/backends/backend_tkagg.py
b/lib/matplotlib/backends/backend_tkagg.py
index 8ffc8a8..8dc934b 100644
--- a/lib/matplotlib/backends/backend_tkagg.py
+++ b/lib/matplotlib/backends/backend_tkagg.py
@@ -4,7 +4,6 @@ from __future__ import (absolute_import, division,
print_function,
import six
from six.moves import tkinter as Tk
-from six.moves import tkinter_filedialog as FileDialog
import os, sys, math
import os.path
@@ -17,25 +16,19 @@ import matplotlib.backends.windowing as windowing
import matplotlib
from matplotlib.cbook import is_string_like
-from matplotlib.backend_bases import RendererBase, GraphicsContextBase
-from matplotlib.backend_bases import FigureManagerBase, FigureCanvasBase
-from matplotlib.backend_bases import NavigationToolbar2, cursors, TimerBase
-from matplotlib.backend_bases import (ShowBase, ToolContainerBase,
+from matplotlib.backend_bases import (FigureManagerBase, FigureCanvasBase,
+ NavigationToolbar2, cursors, TimerBase,
+ ShowBase, ToolContainerBase,
StatusbarBase)
from matplotlib.backend_managers import ToolManager
from matplotlib import backend_tools
from matplotlib._pylab_helpers import Gcf
-
from matplotlib.figure import Figure
-
from matplotlib.widgets import SubplotTool
-import matplotlib.cbook as cbook
-
rcParams = matplotlib.rcParams
verbose = matplotlib.verbose
-
backend_version = Tk.TkVersion
# the true dots per inch on the screen; should be display dependent
diff --git a/lib/matplotlib/backends/backend_webagg.py
b/lib/matplotlib/backends/backend_webagg.py
index fe03107..0e0a225 100644
--- a/lib/matplotlib/backends/backend_webagg.py
+++ b/lib/matplotlib/backends/backend_webagg.py
@@ -15,7 +15,6 @@ from __future__ import (absolute_import, division,
print_function,
import six
-import datetime
import errno
import json
import os
diff --git a/lib/matplotlib/backends/backend_webagg_core.py
b/lib/matplotlib/backends/backend_webagg_core.py
index 849b3de..aacd727 100644
--- a/lib/matplotlib/backends/backend_webagg_core.py
+++ b/lib/matplotlib/backends/backend_webagg_core.py
@@ -13,12 +13,9 @@ Displays Agg images in the browser, with interactivity
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import io
import json
import os
-import time
import warnings
import numpy as np
@@ -28,7 +25,6 @@ from matplotlib.figure import Figure
from matplotlib import backend_bases
from matplotlib import _png
-
def new_figure_manager(num, *args, **kwargs):
"""
Create a new figure manager instance
diff --git a/lib/matplotlib/backends/backend_wx.py
b/lib/matplotlib/backends/backend_wx.py
index 81f41d7..da08a41 100644
--- a/lib/matplotlib/backends/backend_wx.py
+++ b/lib/matplotlib/backends/backend_wx.py
@@ -28,8 +28,6 @@ import warnings
import numpy as np
-from matplotlib.cbook import mplDeprecation
-
# Debugging settings here...
# Debug level set here. If the debug level is less than 5, information
# messages (progressively more info for lower value) are printed. In addition,
diff --git a/lib/matplotlib/backends/backend_wxagg.py
b/lib/matplotlib/backends/backend_wxagg.py
index 5dd0103..f1d8c3c 100644
--- a/lib/matplotlib/backends/backend_wxagg.py
+++ b/lib/matplotlib/backends/backend_wxagg.py
@@ -1,19 +1,16 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
import matplotlib
from matplotlib.figure import Figure
from .backend_agg import FigureCanvasAgg
from . import backend_wx # already uses wxversion.ensureMinimal('2.8')
-from .backend_wx import FigureManagerWx, FigureCanvasWx, \
- FigureFrameWx, DEBUG_MSG, NavigationToolbar2Wx, error_msg_wx, \
- draw_if_interactive, show, Toolbar, backend_version
+from .backend_wx import (FigureManagerWx, FigureCanvasWx,
+ FigureFrameWx, DEBUG_MSG, NavigationToolbar2Wx,
+ draw_if_interactive, backend_version)
import wx
-
class FigureFrameWxAgg(FigureFrameWx):
def get_canvas(self, fig):
return FigureCanvasWxAgg(self, -1, fig)
diff --git a/lib/matplotlib/backends/tkagg.py b/lib/matplotlib/backends/tkagg.py
index 81fe926..fa16b67 100644
--- a/lib/matplotlib/backends/tkagg.py
+++ b/lib/matplotlib/backends/tkagg.py
@@ -1,11 +1,8 @@
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
from six.moves import tkinter as Tk
-
import numpy as np
-
from matplotlib.backends import _tkagg
def blit(photoimage, aggimage, bbox=None, colormode=1):
diff --git a/lib/matplotlib/backends/windowing.py
b/lib/matplotlib/backends/windowing.py
index 6c2e495..1b99fd6 100644
--- a/lib/matplotlib/backends/windowing.py
+++ b/lib/matplotlib/backends/windowing.py
@@ -9,8 +9,6 @@ It uses a tiny C++ extension module to access MS Win functions.
from __future__ import (absolute_import, division, print_function,
unicode_literals)
-import six
-
from matplotlib import rcParams
try:
--
2.1.4
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