LLM context compression GUI : This program provides a GUI interface for compressing text using LZMA2 compression. It displays compression ratios and provides the compressed result with decompression instructions for LLMs.

llm_context_compression.pyw

#!/usr/bin/env python3
"""
LLM context compression GUI

This program provides a GUI interface for compressing text using LZMA2 compression.
It displays compression ratios and provides the compressed result with decompression
instructions for LLMs.
"""
import lzma
import base64
import tkinter as tk
from tkinter import ttk, scrolledtext
import textwrap

def compress_text(text):
    """Compress text using LZMA2 and return compressed data with instructions."""
    if not text.strip():
        return "テキストを入力してください。", 0, 0, 0
    
    # Encode the text to bytes
    data = text.encode('utf-8')
    original_size = len(data)
    
    # Compress with LZMA2
    compressed = lzma.compress(data, preset=9 | lzma.PRESET_EXTREME)
    compressed_size = len(compressed)
    
    # Calculate compression ratio
    ratio = compressed_size / original_size * 100
    
    # Encode the compressed data to base64 for easier handling
    b64_data = base64.b64encode(compressed).decode('ascii')
    
    # Create the instruction header
    instruction = (
        "このデータはLZMA2で圧縮されたテキストです。以下の手順で解凍できます：\n"
        "1. base64デコードして圧縮バイナリデータを取得\n"
        "2. LZMA2アルゴリズムで解凍\n"
        "3. 解凍されたバイト列をUTF-8でデコード\n\n"
        "Python解凍コード例：\n"
        "```python\n"
        "import lzma, base64\n"
        "compressed = base64.b64decode(「圧縮データ」)\n"
        "original = lzma.decompress(compressed).decode('utf-8')\n"
        "print(original)\n"
        "```\n\n"
        "-----圧縮データここから-----\n"
        f"{b64_data}\n"
        "-----圧縮データここまで-----"
    )
    
    return instruction, original_size, compressed_size, ratio

class LLMCompressionGUI:
    def __init__(self, root):
        self.root = root
        self.root.title("LZMA2テキスト圧縮ツール")
        self.root.geometry("800x600")
        
        # Create a main frame with padding
        main_frame = ttk.Frame(root, padding="10")
        main_frame.pack(fill=tk.BOTH, expand=True)
        
        # Input text area
        ttk.Label(main_frame, text="圧縮するテキスト:").pack(anchor="w", pady=(0, 5))
        self.input_text = scrolledtext.ScrolledText(main_frame, width=80, height=10, wrap=tk.WORD)
        self.input_text.pack(fill=tk.BOTH, expand=True, pady=(0, 10))
        
        # Compress button
        compress_button = ttk.Button(main_frame, text="圧縮する", command=self.compress_and_display)
        compress_button.pack(pady=(0, 10))
        
        # Stats frame
        stats_frame = ttk.Frame(main_frame)
        stats_frame.pack(fill=tk.X, pady=(0, 10))
        
        # Labels for statistics
        self.original_size_var = tk.StringVar(value="元のサイズ: --")
        self.compressed_size_var = tk.StringVar(value="圧縮後サイズ: --")
        self.ratio_var = tk.StringVar(value="圧縮率: --")
        
        ttk.Label(stats_frame, textvariable=self.original_size_var).pack(side=tk.LEFT, padx=(0, 15))
        ttk.Label(stats_frame, textvariable=self.compressed_size_var).pack(side=tk.LEFT, padx=(0, 15))
        ttk.Label(stats_frame, textvariable=self.ratio_var).pack(side=tk.LEFT)
        
        # Output text area
        ttk.Label(main_frame, text="圧縮結果 (LLM解凍指示付き):").pack(anchor="w", pady=(0, 5))
        self.output_text = scrolledtext.ScrolledText(main_frame, width=80, height=15, wrap=tk.WORD)
        self.output_text.pack(fill=tk.BOTH, expand=True)
        
        # Copy button
        copy_button = ttk.Button(main_frame, text="結果をコピー", command=self.copy_to_clipboard)
        copy_button.pack(pady=(10, 0))
    
    def compress_and_display(self):
        text = self.input_text.get("1.0", tk.END)
        result, original_size, compressed_size, ratio = compress_text(text)
        
        # Update statistics
        self.original_size_var.set(f"元のサイズ: {original_size} バイト")
        self.compressed_size_var.set(f"圧縮後サイズ: {compressed_size} バイト")
        self.ratio_var.set(f"圧縮率: {ratio:.2f}%")
        
        # Display result
        self.output_text.delete("1.0", tk.END)
        self.output_text.insert("1.0", result)
    
    def copy_to_clipboard(self):
        result = self.output_text.get("1.0", tk.END)
        self.root.clipboard_clear()
        self.root.clipboard_append(result)
        self.root.update()  # Required to finalize clipboard update

def main():
    root = tk.Tk()
    app = LLMCompressionGUI(root)
    root.mainloop()

if __name__ == "__main__":
    main()