diff --git a/etrago/analyze/plot.py b/etrago/analyze/plot.py
index 68b49732..7cbc1980 100644
--- a/etrago/analyze/plot.py
+++ b/etrago/analyze/plot.py
@@ -21,14 +21,14 @@
 """
 Plot.py defines functions necessary to plot results of eTraGo.
 """
-from math import log10, sqrt
+from math import sqrt
 import logging
 import os
 
 from matplotlib import pyplot as plt
 from matplotlib.legend_handler import HandlerPatch
 from matplotlib.patches import Circle, Ellipse
-from pyproj import Proj, transform
+from pypsa.plot import draw_map_cartopy
 import matplotlib
 import matplotlib.patches as mpatches
 import numpy as np
@@ -39,15 +39,15 @@
     import cartopy.crs as ccrs
 except ImportError:
     cartopy_present = False
-from pypsa.plot import draw_map_cartopy
+
 
 logger = logging.getLogger(__name__)
 
 if "READTHEDOCS" not in os.environ:
     from etrago.execute import import_gen_from_links
-    from geoalchemy2.shape import to_shape
+    from geoalchemy2.shape import to_shape  # noqa: F401
     from pyproj import Proj, transform
-    from shapely.geometry import LineString, MultiPoint, Point, Polygon
+    from shapely.geometry import LineString, Point
     import geopandas as gpd
     import tilemapbase
 
@@ -58,8 +58,9 @@
     "DLR-Institute for Networked Energy Systems"
 )
 __license__ = "GNU Affero General Public License Version 3 (AGPL-3.0)"
-__author__ = """ulfmueller, MarlonSchlemminger, mariusves, lukasol, ClaraBuettner,
-CarlosEpia, pieterhexen, gnn, fwitte, lukasol, KathiEsterl, BartelsJ"""
+__author__ = """ulfmueller, MarlonSchlemminger, mariusves, lukasol,
+ClaraBuettner, CarlosEpia, pieterhexen, gnn, fwitte, lukasol, KathiEsterl,
+BartelsJ"""
 
 
 def set_epsg_network(network):