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64 lines
2.3 KiB
Python
64 lines
2.3 KiB
Python
from datetime import datetime
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# Currency formatters
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def ENUS_(v, c): v /= 100.0; return ('(' if v < 0 else ' ') + c + format(abs(v), ',.2f') + (')' if v < 0 else ' ')
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def NLNL_(v, c): v /= 100.0; return c + (' -' if v < 0 else ' ') + format(abs(v), ',.2f').translate(str.maketrans(',.', '.,')) + ' '
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# Date formatters (could be made intro a format creator which is called in locales dict)
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def MDY_(date): return "{}/{}/{}".format(str(date.month).zfill(2), str(date.day).zfill(2), str(date.year).zfill(4))
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def DMY_(date): return "{}-{}-{}".format(str(date.day).zfill(2), str(date.month).zfill(2), str(date.year).zfill(4))
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locales = {
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'en_US' : {
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'date' : 'Date',
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'desc' : 'Description',
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'change' : 'Change',
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'date_formatter' : MDY_,
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'currency_formatter' : ENUS_
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},
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'nl_NL' : {
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'date' : 'Datum',
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'desc' : 'Omschrijving',
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'change' : 'Verandering',
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'date_formatter' : DMY_,
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'currency_formatter' : NLNL_
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},
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}
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locales_currency = {
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'USD' : '$',
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'EUR' : u'€'
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}
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class LedgerEntry(object):
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def __init__(self, date, description, change):
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self.date, self.description, self.change = date, description, change
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def create_entry(date, description, change):
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return LedgerEntry(datetime.strptime(date, '%Y-%m-%d'), description, change)
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def format_entries(currency, locale, entries):
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table = []
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# Table header.
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table.append(' | '.join([
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locales[locale]['date'].ljust(10),
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locales[locale]['desc'].ljust(25),
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locales[locale]['change'].ljust(13)]
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))
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# Sort entries to ring out by date, then by change amount
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entries.sort(key=lambda item : (item.date, item.change))
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# Process all entries given
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for entry in entries:
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# Using the locale given, get it's date formatter
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date = locales[locale]['date_formatter'](entry.date)
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# Truncate description
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description = (entry.description[:22] + '...' if len(entry.description) > 25 else entry.description).ljust(25)
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# Using the locale and currency given, get the currency formatter and justify
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change = locales[locale]['currency_formatter'](entry.change, locales_currency[currency]).rjust(13)
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# Write entry change to table
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table.append(' | '.join([date, description, change]))
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return '\n'.join(table) |