# Path: beancount_import/amount_parsing.py
# def parse_amount(x, assumed_currency=None):
#     """Parses a number and currency."""
#     if not x:
#         return None
#     sign, amount_str = parse_possible_negative(x)
#     m = re.fullmatch(r'(?:[(][^)]+[)])?\s*([\$€£])?((?:[0-9](?:,?[0-9])*|(?=\.))(?:\.[0-9]+)?)(?:\s+([A-Z]{3}))?', amount_str)
#     if m is None:
#         raise ValueError('Failed to parse amount from %r' % amount_str)
#     if m.group(1):
#         currency = {'$': 'USD', '€': 'EUR', '£': 'GBP'}[m.group(1)]
#     elif m.group(3):
#         currency = m.group(3)
#     elif assumed_currency is not None:
#         currency = assumed_currency
#     else:
#         raise ValueError('Failed to determine currency from %r' % amount_str)
#     number = D(m.group(2))
#     return Amount(number * sign, currency)
# 
# def parse_number(x):
#     """Parses a number in the format of the CSV file.
# 
#     A number in parentheses is interpreted as a negative number.
#     """
#     sign, number_str = parse_possible_negative(x)
#     return sign * D(number_str)


from typing import NamedTuple, Optional, List, Union, Iterable, Dict, Sequence, cast
from beancount.core.amount import Amount
from beancount.core.number import D, ZERO, Decimal
from ..amount_parsing import parse_amount, parse_number
import collections
import re
import os
import functools
import datetime
import bs4
import dateutil.parser
import beancount.core.amount
    import argparse
    import sys
    import json
    return beancount.core.amount.add(a, b)


def reduce_amounts(amounts: Iterable[Amount]) -> Optional[Amount]:
    return functools.reduce(add_amount, amounts, None)


def get_field_in_table(table, pattern, allow_multiple=False,
                       return_label=False):
    def predicate(node):
        return node.name == 'td' and re.fullmatch(pattern, node.text.strip(),
                                                  re.I) is not None

    tds = table.find_all(predicate)
    results = [(td.text.strip().strip(':'),
                td.find_next_sibling('td').text.strip()) for td in tds]
    if not return_label:
        results = [r[1] for r in results]
    if not allow_multiple:
        if not results:
            return None
        return results[0]
    return results


def get_adjustments_in_table(table, pattern, assumed_currency=None):
    adjustments = []
    for label, amount_str in get_field_in_table(
            table, pattern, allow_multiple=True, return_label=True):
        adjustments.append(

# Path: beancount_import/amount_parsing.py
# def parse_amount(x, assumed_currency=None):
#     """Parses a number and currency."""
#     if not x:
#         return None
#     sign, amount_str = parse_possible_negative(x)
#     m = re.fullmatch(r'(?:[(][^)]+[)])?\s*([\$€£])?((?:[0-9](?:,?[0-9])*|(?=\.))(?:\.[0-9]+)?)(?:\s+([A-Z]{3}))?', amount_str)
#     if m is None:
#         raise ValueError('Failed to parse amount from %r' % amount_str)
#     if m.group(1):
#         currency = {'$': 'USD', '€': 'EUR', '£': 'GBP'}[m.group(1)]
#     elif m.group(3):
#         currency = m.group(3)
#     elif assumed_currency is not None:
#         currency = assumed_currency
#     else:
#         raise ValueError('Failed to determine currency from %r' % amount_str)
#     number = D(m.group(2))
#     return Amount(number * sign, currency)
# 
# def parse_number(x):
#     """Parses a number in the format of the CSV file.
# 
#     A number in parentheses is interpreted as a negative number.
#     """
#     sign, number_str = parse_possible_negative(x)
#     return sign * D(number_str)


# Path: beancount_import/source/amazon_invoice.py
from typing import NamedTuple, Optional, List, Union, Iterable, Dict, Sequence, cast
from beancount.core.amount import Amount
from beancount.core.number import D, ZERO, Decimal
from ..amount_parsing import parse_amount, parse_number
import collections
import re
import os
import functools
import datetime
import bs4
import dateutil.parser
import beancount.core.amount
    import argparse
    import sys
    import json

    return beancount.core.amount.add(a, b)


def reduce_amounts(amounts: Iterable[Amount]) -> Optional[Amount]:
    return functools.reduce(add_amount, amounts, None)


def get_field_in_table(table, pattern, allow_multiple=False,
                       return_label=False):
    def predicate(node):
        return node.name == 'td' and re.fullmatch(pattern, node.text.strip(),
                                                  re.I) is not None

    tds = table.find_all(predicate)
    results = [(td.text.strip().strip(':'),
                td.find_next_sibling('td').text.strip()) for td in tds]
    if not return_label:
        results = [r[1] for r in results]
    if not allow_multiple:
        if not results:
            return None
        return results[0]
    return results


def get_adjustments_in_table(table, pattern, assumed_currency=None):
    adjustments = []
    for label, amount_str in get_field_in_table(
            table, pattern, allow_multiple=True, return_label=True):
        adjustments.append(

            Adjustment(amount=parse_amount(amount_str, assumed_currency), 