httpie-cli/httpie/utils.py
Jakub Roztocil 37200eb055 Cleanup
2020-06-15 23:02:16 +02:00

114 lines
2.7 KiB
Python

from __future__ import division
import json
import mimetypes
import time
from collections import OrderedDict
from http.cookiejar import parse_ns_headers
from pprint import pformat
from typing import List, Tuple
import requests.auth
def load_json_preserve_order(s):
return json.loads(s, object_pairs_hook=OrderedDict)
def repr_dict(d: dict) -> str:
return pformat(d)
def humanize_bytes(n, precision=2):
# Author: Doug Latornell
# Licence: MIT
# URL: https://code.activestate.com/recipes/577081/
"""Return a humanized string representation of a number of bytes.
Assumes `from __future__ import division`.
>>> humanize_bytes(1)
'1 B'
>>> humanize_bytes(1024, precision=1)
'1.0 kB'
>>> humanize_bytes(1024 * 123, precision=1)
'123.0 kB'
>>> humanize_bytes(1024 * 12342, precision=1)
'12.1 MB'
>>> humanize_bytes(1024 * 12342, precision=2)
'12.05 MB'
>>> humanize_bytes(1024 * 1234, precision=2)
'1.21 MB'
>>> humanize_bytes(1024 * 1234 * 1111, precision=2)
'1.31 GB'
>>> humanize_bytes(1024 * 1234 * 1111, precision=1)
'1.3 GB'
"""
abbrevs = [
(1 << 50, 'PB'),
(1 << 40, 'TB'),
(1 << 30, 'GB'),
(1 << 20, 'MB'),
(1 << 10, 'kB'),
(1, 'B')
]
if n == 1:
return '1 B'
for factor, suffix in abbrevs:
if n >= factor:
break
# noinspection PyUnboundLocalVariable
return '%.*f %s' % (precision, n / factor, suffix)
class ExplicitNullAuth(requests.auth.AuthBase):
"""Forces requests to ignore the ``.netrc``.
<https://github.com/psf/requests/issues/2773#issuecomment-174312831>
"""
def __call__(self, r):
return r
def get_content_type(filename):
"""
Return the content type for ``filename`` in format appropriate
for Content-Type headers, or ``None`` if the file type is unknown
to ``mimetypes``.
"""
mime, encoding = mimetypes.guess_type(filename, strict=False)
if mime:
content_type = mime
if encoding:
content_type = '%s; charset=%s' % (mime, encoding)
return content_type
def get_expired_cookies(
headers: List[Tuple[str, str]],
now: float = None
) -> List[dict]:
now = now or time.time()
attr_sets: List[Tuple[str, str]] = parse_ns_headers(
value for name, value in headers
if name.lower() == 'set-cookie'
)
cookies = [
# The first attr name is the cookie name.
dict(attrs[1:], name=attrs[0][0])
for attrs in attr_sets
]
return [
{
'name': cookie['name'],
'path': cookie.get('path', '/')
}
for cookie in cookies
if cookie.get('expires', float('Inf')) <= now
]