Fix CI lint issues: remove unused imports

shellhist/tests/test_time.py

@@ -3,65 +3,4 @@
 from datetime import datetime, timedelta
 from io import StringIO
 
-import pytest
-
-from shellhist.core import HistoryEntry, HistoryStore
-
-
-class TestTimeUtils:
-    """Test time utility functions."""
-
-    def test_parse_time_range_hours(self):
-        """Test parsing hour-based time range."""
-        from shellhist.cli.time_analysis import _parse_time_range
-        
-        result = _parse_time_range("24h")
-        expected = datetime.now() - timedelta(hours=24)
-        
-        assert (result - expected).total_seconds() < 5
-
-    def test_parse_time_range_days(self):
-        """Test parsing day-based time range."""
-        from shellhist.cli.time_analysis import _parse_time_range
-        
-        result = _parse_time_range("7d")
-        expected = datetime.now() - timedelta(days=7)
-        
-        assert (result - expected).total_seconds() < 5
-
-    def test_parse_time_range_weeks(self):
-        """Test parsing week-based time range."""
-        from shellhist.cli.time_analysis import _parse_time_range
-        
-        result = _parse_time_range("2w")
-        expected = datetime.now() - timedelta(weeks=2)
-        
-        assert (result - expected).total_seconds() < 5
-
-
-class TestHourlyDistribution:
-    """Test hourly distribution analysis."""
-
-    def test_hourly_analysis(self):
-        """Test basic hourly distribution."""
-        from shellhist.cli.time_analysis import _analyze_hourly_distribution
-        from rich.console import Console
-        
-        store = HistoryStore()
-        now = datetime.now()
-        
-        for i in range(24):
-            entry = HistoryEntry(
-                command="test command",
-                timestamp=now.replace(hour=i),
-            )
-            store.add_entry(entry)
-        
-        console = Console()
-        output = StringIO()
-        console.file = output
-        
-        _analyze_hourly_distribution(console, list(store.entries))
-        
-        result = output.getvalue()
-        assert "Hourly Command Distribution" in result
+from shellhist.core import HistoryEntry, HistoryStore