7000pctAUTO
65f08d6534
- Add return type annotations to __hash__ (-> int) and __eq__ (-> bool) in HistoryEntry - Add TextIO import and type annotations for file parameters - Add type ignore comment for fuzzywuzzy import - Add HistoryEntry import and list type annotations in time_analysis - Add assert statements for Optional[datetime] timestamps - Add TypedDict classes for type-safe pattern dictionaries - Add CommandPattern import and list[CommandPattern] type annotation - Add -> None return types to all test methods - Remove unused HistoryEntry import (F401)
148 lines
4.2 KiB
Python
148 lines
4.2 KiB
Python
"""Patterns command for detecting command sequences."""
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from typing import Optional
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import click
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from rich.console import Console
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from rich.table import Table
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from shellhist.core import HistoryLoader
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from shellhist.core.patterns import (
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detect_command_pairs,
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detect_command_triplets,
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detect_repetitive_commands,
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CommandPattern,
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)
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@click.command("patterns")
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@click.option(
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"--history",
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"-H",
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type=str,
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help="Path to history file",
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)
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@click.option(
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"--min-frequency",
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"-m",
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type=int,
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default=2,
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help="Minimum frequency for pattern detection (default: 2)",
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)
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@click.option(
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"--type",
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"-t",
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type=click.Choice(["pairs", "triplets", "repetitive", "all"]),
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default="all",
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help="Type of patterns to detect",
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)
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@click.option(
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"--shell",
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"-s",
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type=click.Choice(["bash", "zsh"]),
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help="Shell type for parsing",
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)
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@click.pass_context
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def patterns_command(
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ctx: click.Context,
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history: Optional[str],
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min_frequency: int,
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type: str,
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shell: Optional[str],
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) -> None:
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"""Detect repetitive command patterns in your shell history.
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Examples:
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\b
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shellhist patterns
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shellhist patterns --min-frequency 3
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shellhist patterns --type pairs
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shellhist patterns --type triplets
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"""
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console = Console()
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try:
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loader = HistoryLoader(history_path=history)
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store = loader.load()
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if not store.entries:
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console.print("[yellow]No entries found in history.[/yellow]")
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return
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total_entries = len(store.entries)
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if type in ("pairs", "all"):
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pairs = detect_command_pairs(store, min_frequency=min_frequency)
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if type in ("triplets", "all"):
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triplets = detect_command_triplets(store, min_frequency=min_frequency)
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if type in ("repetitive", "all"):
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repetitive = detect_repetitive_commands(store, min_frequency=min_frequency)
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if type == "pairs":
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_display_patterns(console, "Command Pairs", pairs, total_entries)
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elif type == "triplets":
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_display_patterns(console, "Command Triplets", triplets, total_entries)
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elif type == "repetitive":
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_display_patterns(console, "Repetitive Commands", repetitive, total_entries)
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else:
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if pairs:
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_display_patterns(console, "Command Pairs", pairs, total_entries)
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if triplets:
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_display_patterns(console, "Command Triplets", triplets, total_entries)
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if repetitive:
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_display_patterns(console, "Repetitive Commands", repetitive, total_entries)
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if not pairs and not triplets and not repetitive:
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console.print(
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f"[yellow]No patterns found with minimum frequency {min_frequency}.[/yellow]"
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)
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console.print("Try lowering the --min-frequency threshold.")
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except FileNotFoundError as e:
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console.print(f"[red]Error: {e}[/red]")
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ctx.exit(1)
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except Exception as e:
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console.print(f"[red]Error detecting patterns: {e}[/red]")
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ctx.exit(1)
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def _display_patterns(
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console: Console,
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title: str,
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patterns: list[CommandPattern],
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total_entries: int,
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) -> None:
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"""Display detected patterns in a table."""
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if not patterns:
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return
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console.print(f"\n[bold cyan]{title}[/bold cyan]")
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table = Table(show_header=True, header_style="bold magenta")
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table.add_column("#", width=4)
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table.add_column("Count", width=8)
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table.add_column("%", width=8)
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table.add_column("Pattern", width=70)
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for i, pattern in enumerate(patterns[:30], 1):
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if hasattr(pattern, 'commands'):
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cmd_str = " -> ".join(pattern.commands)
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else:
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cmd_str = str(pattern)
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if len(cmd_str) > 68:
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cmd_str = cmd_str[:68] + "..."
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pct = f"{pattern.percentage:.1f}%" if hasattr(pattern, 'percentage') else "N/A"
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table.add_row(
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str(i),
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str(pattern.frequency),
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pct,
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cmd_str,
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)
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console.print(table)
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