fix test directory references and resolve linting violations

.github/workflows/python-tests.yml

@@ -43,7 +43,7 @@ jobs:
       env:
         GROQ_API_KEY: ${{ secrets.GROQ_API_KEY }}
       run: |
-        uv run pytest test/ -v --cov=plotsense --cov-report=xml --cov-report=term-missing
+        uv run pytest tests/ -v --cov=plotsense --cov-report=xml --cov-report=term-missing
 
     - name: Upload coverage to Codecov
       if: matrix.os == 'ubuntu-latest' && matrix.python-version == '3.11'
@@ -77,7 +77,7 @@ jobs:
 
     - name: Run unit tests only (fast)
       run: |
-        uv run pytest test/ -v -m "not slow" --tb=short
+        uv run pytest tests/ -v -m "not slow" --tb=short
 
   lint:
     name: Code Quality
@@ -105,4 +105,4 @@ jobs:
 
     - name: Check test code quality
       run: |
-        uv run flake8 test --count --max-line-length=150 --statistics --extend-ignore=F401,F811
+        uv run flake8 tests --count --max-line-length=150 --statistics --extend-ignore=F401,F811

plotsense/visual_suggestion/suggestions.py

@@ -22,9 +22,7 @@ class VisualizationRecommender:
         'groq': [
             ('llama-3.3-70b-versatile', 0.5),  # (model_name, weight)
             ('llama-3.1-8b-instant', 0.5)
-
         ],
-
     }
 
     def __init__(self,

tests/unit/test_hidden_api_input.py

@@ -7,42 +7,42 @@
 
 class TestHiddenAPIKeyInput:
     """Tests that API key input is hidden from terminal/logs."""
-    
+
     def test_uses_getpass_not_input(self):
         """Verify that getpass.getpass is used instead of input()."""
         with patch('getpass.getpass', return_value='hidden_key') as mock_getpass:
             key = prompt_for_api_key('groq', 'https://example.com', interactive=True)
-            
+
             # Verify getpass was called
             mock_getpass.assert_called_once()
             assert key == 'hidden_key'
-    
+
     def test_getpass_masks_input(self):
         """Verify getpass hides input from terminal."""
         # getpass.getpass() does not echo input to terminal
         # This is verified by the fact that getpass module is imported
         # and used instead of builtins.input
         with patch('getpass.getpass', return_value='secret_api_key') as mock_getpass:
             key = prompt_for_api_key('openai', 'https://openai.com', interactive=True)
-            
+
             # The getpass function is called with appropriate prompt
             call_args = mock_getpass.call_args[0][0]
             assert 'OPENAI' in call_args.upper()
             assert key == 'secret_api_key'
-    
+
     def test_hidden_input_with_skip(self):
         """Hidden input should work with skip_if_missing."""
         with patch('getpass.getpass', return_value='') as mock_getpass:
             key = prompt_for_api_key(
-                'anthropic', 
+                'anthropic',
                 'https://console.anthropic.com/keys',
                 interactive=True,
                 skip_if_missing=True
             )
-            
+
             mock_getpass.assert_called_once()
             assert key is None
-    
+
     def test_hidden_input_required_empty_raises(self):
         """Empty hidden input should raise when key is required."""
         with patch('getpass.getpass', return_value='') as mock_getpass:
@@ -53,28 +53,28 @@ def test_hidden_input_required_empty_raises(self):
                     interactive=True,
                     skip_if_missing=False
                 )
-            
+
             mock_getpass.assert_called_once()
-    
+
     def test_hidden_input_strips_whitespace(self):
         """Hidden input should have whitespace stripped."""
-        with patch('getpass.getpass', return_value='  api_key_with_spaces  ') as mock_getpass:
+        with patch('getpass.getpass', return_value='  api_key_with_spaces  '):
             key = prompt_for_api_key('groq', 'https://console.groq.com/keys', interactive=True)
-            
+
             # Whitespace should be stripped
             assert key == 'api_key_with_spaces'
             assert not key.startswith(' ')
             assert not key.endswith(' ')
-    
+
     def test_hidden_input_non_interactive_no_getpass(self):
         """Non-interactive mode should not call getpass."""
         with patch('getpass.getpass') as mock_getpass:
             with pytest.raises(ValueError):
                 prompt_for_api_key('groq', 'https://console.groq.com/keys', interactive=False)
-            
+
             # getpass should not be called in non-interactive mode
             mock_getpass.assert_not_called()
-    
+
     def test_hidden_input_eof_error(self):
         """Handle EOF when getpass is used."""
         with patch('getpass.getpass', side_effect=EOFError):
@@ -84,7 +84,7 @@ def test_hidden_input_eof_error(self):
                     'https://aistudio.google.com/app/apikey',
                     interactive=True
                 )
-    
+
     def test_hidden_input_os_error(self):
         """Handle OSError when getpass is used."""
         with patch('getpass.getpass', side_effect=OSError):
@@ -94,23 +94,23 @@ def test_hidden_input_os_error(self):
                     'https://portal.azure.com',
                     interactive=True
                 )
-    
+
     def test_hidden_input_multiple_calls(self):
         """Multiple hidden inputs should each use getpass."""
         with patch('getpass.getpass', side_effect=['key1', 'key2', 'key3']):
             key1 = prompt_for_api_key('groq', 'https://example.com', interactive=True)
             key2 = prompt_for_api_key('openai', 'https://example.com', interactive=True)
             key3 = prompt_for_api_key('anthropic', 'https://example.com', interactive=True)
-            
+
             assert key1 == 'key1'
             assert key2 == 'key2'
             assert key3 == 'key3'
-    
+
     def test_hidden_input_with_special_characters(self):
         """Hidden input should handle special characters in API keys."""
         special_key = 'sk-key_with-special.chars+/=abc123'
-        
+
         with patch('getpass.getpass', return_value=special_key):
             key = prompt_for_api_key('openai', 'https://platform.openai.com/api-keys', interactive=True)
-            
+
             assert key == special_key