MNT: Fix up lint found by latest plugins

Author: dopplershift

examples/meteogram_metpy.py

@@ -80,10 +80,10 @@ def plot_winds(self, ws, wd, wsmax, plot_range=None):
         ax7.set_ylabel('Wind\nDirection\n(degrees)', multialignment='center')
         ax7.set_ylim(0, 360)
         ax7.set_yticks(np.arange(45, 405, 90), ['NE', 'SE', 'SW', 'NW'])
-        lns = ln1 + ln2 + ln3
-        labs = [l.get_label() for l in lns]
+        lines = ln1 + ln2 + ln3
+        labs = [line.get_label() for line in lines]
         ax7.xaxis.set_major_formatter(mpl.dates.DateFormatter('%d/%H UTC'))
-        ax7.legend(lns, labs, loc='upper center',
+        ax7.legend(lines, labs, loc='upper center',
                    bbox_to_anchor=(0.5, 1.2), ncol=3, prop={'size': 12})
 
     def plot_thermo(self, t, td, plot_range=None):
@@ -111,11 +111,11 @@ def plot_thermo(self, t, td, plot_range=None):
 
         ax_twin = self.ax2.twinx()
         ax_twin.set_ylim(plot_range[0], plot_range[1], plot_range[2])
-        lns = ln4 + ln5
-        labs = [l.get_label() for l in lns]
+        lines = ln4 + ln5
+        labs = [line.get_label() for line in lines]
         ax_twin.xaxis.set_major_formatter(mpl.dates.DateFormatter('%d/%H UTC'))
 
-        self.ax2.legend(lns, labs, loc='upper center',
+        self.ax2.legend(lines, labs, loc='upper center',
                         bbox_to_anchor=(0.5, 1.2), ncol=2, prop={'size': 12})
 
     def plot_rh(self, rh, plot_range=None):

src/metpy/__init__.py

@@ -32,6 +32,6 @@
 os.environ['PINT_ARRAY_PROTOCOL_FALLBACK'] = '0'
 
 from ._version import get_version  # noqa: E402
-from .xarray import *  # noqa: F401, F403
+from .xarray import *  # noqa: F401, F403, E402
 __version__ = get_version()
 del get_version

src/metpy/plots/wx_symbols.py

@@ -106,13 +106,13 @@ def __init__(self, num, font_start, font_jumps=None, char_jumps=None):
                 font_point += 1
 
     @staticmethod
-    def _safe_pop(l):
+    def _safe_pop(lst):
         """Safely pop from a list.
 
         Returns None if list empty.
 
         """
-        return l.pop(0) if l else None
+        return lst.pop(0) if lst else None
 
     def __call__(self, code):
         """Return the Unicode code point corresponding to `code`."""