# /// script
# requires-python = ">=3.12"
# dependencies = []
# exclude-newer = "2026-08-08T00:00:00Z"
# ///
"""Readable prospective estimate schedule with an explicit error-classification stop."""

from __future__ import annotations


def money(amount: float) -> str:
    """Display financial amounts with commas, parentheses, and two decimals."""
    return f"({abs(amount):,.2f})" if amount < 0 else f"{amount:,.2f}"


cost = 36_000.00
accumulated_depreciation = 18_000.00
revised_residual_value = 3_000.00
remaining_years = 3

carrying_amount = cost - accumulated_depreciation
remaining_depreciable_amount = carrying_amount - revised_residual_value
annual_depreciation = remaining_depreciable_amount / remaining_years

rows = [
    ("Asset cost", cost),
    ("Accumulated depreciation", -accumulated_depreciation),
    ("Carrying amount at change date", carrying_amount),
    ("Revised residual value", -revised_residual_value),
    ("Remaining depreciable amount", remaining_depreciable_amount),
    ("Full-year prospective depreciation", annual_depreciation),
]
print("Prospective estimate schedule\n-----------------------------")
width = max(len(label) for label, _ in rows)
for label, value in rows:
    print(f"{label:<{width}}  {money(value):>18}")

print("\nInformation-timeline comparison\n-------------------------------")
print("Scenario A: later maintenance evidence -> supplied estimate-change route")
print("Scenario B: earlier binding exit plan omitted -> error-analysis stop")
print("The identical revised inputs do not make the classifications identical.")

assert abs(carrying_amount - 18_000.00) < 0.01
assert abs(remaining_depreciable_amount - 15_000.00) < 0.01
assert abs(annual_depreciation - 5_000.00) < 0.01

print("\nBoundary: this script computes Scenario A only after classification is supplied.")
print("It does not decide information availability, error reporting, or method preferability.")