reasoning-gym/reasoning_gym/arc/rearc_utils/utils.py

127 lines
3.9 KiB
Python

import random
from typing import Any
from .dsl import *
def strip_prefix(string: str, prefix: str) -> str:
"""
removes prefix
"""
return string[len(prefix) :]
def get_generators(generators) -> dict:
"""
returns mapper from task identifiers (keys) to example generator functions
"""
prefix = "generate_"
return {strip_prefix(n, prefix): getattr(generators, n) for n in dir(generators) if n.startswith(prefix)}
def get_verifiers(verifiers) -> dict:
"""
returns mapper from task identifiers (keys) to example verifier functions
"""
prefix = "verify_"
return {strip_prefix(n, prefix): getattr(verifiers, n) for n in dir(verifiers) if n.startswith(prefix)}
def get_pso_difficulty(example: dict) -> float:
"""
PSO-Difficulty: proxy measure for example difficulty, defined as weighted sum of #Pixels, #Symbols, #Objects
"""
i, o = example["input"], example["output"]
hwi = height(i) * width(i)
hwo = height(o) * width(o)
pix_pct = (hwi + hwo) / 1800
col_pct = len(palette(i) | palette(o)) / 10
obj_dens = (len(objects(i, T, F, F)) / hwi + len(objects(o, T, F, F)) / hwo) / 2
return (pix_pct + col_pct + obj_dens) / 3
def unifint(rng: random.Random, diff_lb: float, diff_ub: float, bounds: tuple[int, int]) -> int:
"""
rng
diff_lb: lower bound for difficulty, must be in range [0, diff_ub]
diff_ub: upper bound for difficulty, must be in range [diff_lb, 1]
bounds: interval [a, b] determining the integer values that can be sampled
"""
a, b = bounds
d = rng.uniform(diff_lb, diff_ub)
if not hasattr(rng, "difficulty_samples"):
rng.difficulty_samples = []
rng.difficulty_samples.append(d)
return min(max(a, round(a + (b - a) * d)), b)
def is_grid(grid: Any) -> bool:
"""
returns True if and only if argument is a valid grid
"""
if not isinstance(grid, tuple):
return False
if not 0 < len(grid) <= 30:
return False
if not all(isinstance(r, tuple) for r in grid):
return False
if not all(0 < len(r) <= 30 for r in grid):
return False
if not len(set(len(r) for r in grid)) == 1:
return False
if not all(all(isinstance(x, int) for x in r) for r in grid):
return False
if not all(all(0 <= x <= 9 for x in r) for r in grid):
return False
return True
def strip_prefix(string: str, prefix: str) -> str:
"""
removes prefix
"""
return string[len(prefix) :]
def format_grid(grid: list[list[int]]) -> Grid:
"""
grid type casting
"""
return tuple(tuple(row) for row in grid)
def format_example(example: dict) -> dict:
"""
example data type
"""
return {"input": format_grid(example["input"]), "output": format_grid(example["output"])}
def format_task(task: dict) -> dict:
"""
task data type
"""
return {
"train": [format_example(example) for example in task["train"]],
"test": [format_example(example) for example in task["test"]],
}
def fix_bugs(dataset: dict) -> None:
"""
fixes bugs in the original ARC training dataset
"""
dataset["a8d7556c"]["train"][2]["output"] = fill(dataset["a8d7556c"]["train"][2]["output"], 2, {(8, 12), (9, 12)})
dataset["6cf79266"]["train"][2]["output"] = fill(
dataset["6cf79266"]["train"][2]["output"], 1, {(6, 17), (7, 17), (8, 15), (8, 16), (8, 17)}
)
dataset["469497ad"]["train"][1]["output"] = fill(
dataset["469497ad"]["train"][1]["output"], 7, {(5, 12), (5, 13), (5, 14)}
)
dataset["9edfc990"]["train"][1]["output"] = fill(dataset["9edfc990"]["train"][1]["output"], 1, {(6, 13)})
dataset["e5062a87"]["train"][1]["output"] = fill(
dataset["e5062a87"]["train"][1]["output"], 2, {(1, 3), (1, 4), (1, 5), (1, 6)}
)
dataset["e5062a87"]["train"][0]["output"] = fill(
dataset["e5062a87"]["train"][0]["output"], 2, {(5, 2), (6, 3), (3, 6), (4, 7)}
)