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REPL Bridge

REPL Bridge is a Python library that turns any CLI tool (Bash, Python, Julia, SSH, Vim) into a programmatic object controllable by code or LLMs.

It uses node-pty style process forking combined with a headless VT100 emulator (pyte) to maintain perfect state of the visual terminal, allowing for robust interaction with TUI applications and complex shells.

Features

  • Universal: Works with any binary (Python, Node, Bash, top, vim).
  • Stateful: Maintains a 2D grid of the screen (supports colors, cursor position).
  • Smart Waiting: Detects when commands finish via Silence Detection, Regex, or Kernel Introspection.
  • Tab Completion: Includes a cursor-differential engine to solve inline vs grid completion ambiguity.
  • TUI Support: Handles htop, fzf, and tmux rendering correctly.

Installation

pip install .

Quick Start

from brepl import REPLSession

# Start a session
session = REPLSession("bash")

# Run a command (atomic execution)
result = session.execute("ls -la")
print(result.output)

# Interactive / TUI mode
session.send_text("top", enter=True)
session.wait(timeout=1.0)
print(session.screen.render()) # Prints the top table
session.send_key("q")

License

MIT License - see LICENSE file for details.

Metadata

Release files for brepl 0.1.0

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brepl-0.1.0-py3-none-any.whl Python 3 none any Details

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