Fix linter errors in spc.py and pnr.py

- Add blank line before function definitions (E302)
- Remove whitespace before colon in dict literals (E203)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: jeremymanning

quail/analysis/pnr.py

@@ -2,6 +2,7 @@
 import pandas as pd
 from .recmat import recall_matrix
 
+
 def pnr_helper(egg, position, match='exact',
                distance='euclidean', features=None):
 
@@ -62,7 +63,7 @@ def pnr(lst, position, list_idx):
 
     opts = dict(match=match, distance=distance, features=features)
     if match == 'exact':
-        opts.update({'features' : 'item'})
+        opts.update({'features': 'item'})
     recmat = recall_matrix(egg, **opts)
 
     if match in ['exact', 'best']:

quail/analysis/spc.py

@@ -2,6 +2,7 @@
 import pandas as pd
 from .recmat import recall_matrix
 
+
 def spc_helper(egg, match='exact', distance='euclidean',
                features=None):
     """
@@ -60,7 +61,7 @@ def spc(lst, list_idx):
 
     opts = dict(match=match, distance=distance, features=features)
     if match == 'exact':
-        opts.update({'features' : 'item'})
+        opts.update({'features': 'item'})
     recmat = recall_matrix(egg, **opts)
 
     if match in ['exact', 'best']: