[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

execnet/gateway_base.py

@@ -348,7 +348,6 @@ def trace(*msg):
         except Exception:
             pass  # nothing we can do, likely interpreter-shutdown
 
-
 elif DEBUG:
     import tempfile
     import os
@@ -369,7 +368,6 @@ def trace(*msg):
             except Exception:
                 pass  # nothing we can do, likely interpreter-shutdown
 
-
 else:
     notrace = trace = lambda *msg: None
 
@@ -1126,7 +1124,6 @@ class LoadError(DataFormatError):
     def bchr(n):
         return bytes([n])
 
-
 else:
     bchr = chr