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# Licensed under the Apache License, Version 2.0 (the "License");
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#     http://www.apache.org/licenses/LICENSE-2.0
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from deepteam.attacks import BaseAttack

class Subscript(BaseAttack):
    def __init__(self, weight: int = 1):
        self.weight = weight
        self.subscript_map = {
            '0':'₀','1':'₁','2':'₂','3':'₃','4':'₄','5':'₅','6':'₆','7':'₇','8':'₈','9':'₉',
            'a':'ₐ','e':'ₑ','h':'ₕ','i':'ᵢ','j':'ⱼ','k':'ₖ','l':'ₗ','m':'ₘ','n':'ₙ','o':'ₒ','p':'ₚ','r':'ᵣ','s':'ₛ','t':'ₜ','u':'ᵤ','v':'ᵥ','x':'ₓ'
        }

    def enhance(self, attack: str) -> str:
        """Convert characters to subscript"""
        return ''.join([self.subscript_map.get(c, c) for c in attack])
