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Add fetch command with start and end dates.

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This commit is contained in:
Chris Berkhout 2021-04-12 22:03:29 +02:00
parent bed7db7ee7
commit f1a1869e35
1 changed files with 26 additions and 10 deletions
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36
src/pricehist/cli.py
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@ -1,6 +1,6 @@
import argparse
import sys
from datetime import datetime
from datetime import datetime, timedelta
from pricehist import sources
@ -12,6 +12,8 @@ def cli(args=None):
cmd_sources(args)
elif (args.command == 'source'):
cmd_source(args)
elif (args.command == 'fetch'):
cmd_fetch(args)
else:
parser.print_help()
@ -28,7 +30,13 @@ def cmd_source(args):
print(f'URL : {source.source_url()}')
print(f'Bases : {", ".join(source.bases())}')
print(f'Quotes : {", ".join(source.quotes())}')
pass
def cmd_fetch(args):
source = sources.by_id[args.source]
start = args.start or args.after
print(f'source name = {source.name()}')
print(f'start = {args.start}')
print(f'end = {args.end}')
def build_parser():
def valid_date(s):
@ -41,6 +49,9 @@ def build_parser():
msg = "Not a valid date: '{0}'.".format(s)
raise argparse.ArgumentTypeError(msg)
def following_valid_date(s):
return str(datetime.strptime(valid_date(s), "%Y-%m-%d").date() + timedelta(days=1))
def today():
return str(datetime.now().date())
@ -51,17 +62,22 @@ def build_parser():
sources_parser = subparsers.add_parser('sources', help='list sources')
source_parser = subparsers.add_parser('source', help='show source details')
source_parser.add_argument('identifier', metavar='ID', type=str,
source_parser.add_argument('identifier', metavar='id', type=str,
choices=sources.by_id.keys(),
help='the source identifier')
# parser.add_argument('--start', dest='start', type=valid_date,
# default='2009-01-03',
# help='start date (default: 2009-01-03)')
# parser.add_argument('--end', dest='end', type=valid_date,
# default=today(),
# help='end date (default: today)')
fetch_parser = subparsers.add_parser('fetch', help='fetch prices')
fetch_parser.add_argument('source', metavar='source_id', type=str,
choices=sources.by_id.keys(),
help='the source identifier')
fetch_start_group = fetch_parser.add_mutually_exclusive_group(required=True)
fetch_start_group.add_argument('-s', '--start', dest='start', type=valid_date,
help='start date (inclusive)')
fetch_start_group.add_argument('-sx', '--startx', dest='start', type=following_valid_date,
help='start date (exclusive)')
fetch_parser.add_argument('-e', '--end', dest='end', type=valid_date,
default=today(),
help='end date (inclusive, default: today)')
# parser.add_argument('--csv', dest='csv', action='store_true',
# help='print full data as csv (instead of Ledger pricedb format)')