#!/usr/bin/env python
# -*- coding: utf-8 -*-
+import calendar
+import codecs
import contextlib
import ctypes
import datetime
res.append(el)
return res
+
def unescapeHTML(s):
- """
- @param s a string
- """
- assert type(s) == type(u'')
+ if s is None:
+ return None
+ assert type(s) == compat_str
- result = re.sub(u'(?u)&(.+?);', htmlentity_transform, s)
+ result = re.sub(r'(?u)&(.+?);', htmlentity_transform, s)
return result
encoding = 'utf-8'
return s.encode(encoding, 'ignore')
-
def decodeOption(optval):
if optval is None:
return optval
https_response = http_response
+def parse_iso8601(date_str):
+ """ Return a UNIX timestamp from the given date """
+
+ if date_str is None:
+ return None
+
+ m = re.search(
+ r'Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$',
+ date_str)
+ if not m:
+ timezone = datetime.timedelta()
+ else:
+ date_str = date_str[:-len(m.group(0))]
+ if not m.group('sign'):
+ timezone = datetime.timedelta()
+ else:
+ sign = 1 if m.group('sign') == '+' else -1
+ timezone = datetime.timedelta(
+ hours=sign * int(m.group('hours')),
+ minutes=sign * int(m.group('minutes')))
+
+ dt = datetime.datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%S') - timezone
+ return calendar.timegm(dt.timetuple())
+
+
def unified_strdate(date_str):
"""Return a string with the date in the format YYYYMMDD"""
return res
-def write_string(s, out=None):
+def _windows_write_string(s, out):
+ """ Returns True if the string was written using special methods,
+ False if it has yet to be written out."""
+ # Adapted from http://stackoverflow.com/a/3259271/35070
+
+ import ctypes
+ import ctypes.wintypes
+
+ WIN_OUTPUT_IDS = {
+ 1: -11,
+ 2: -12,
+ }
+
+ fileno = out.fileno()
+ if fileno not in WIN_OUTPUT_IDS:
+ return False
+
+ GetStdHandle = ctypes.WINFUNCTYPE(
+ ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)(
+ ("GetStdHandle", ctypes.windll.kernel32))
+ h = GetStdHandle(WIN_OUTPUT_IDS[fileno])
+
+ WriteConsoleW = ctypes.WINFUNCTYPE(
+ ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.wintypes.LPWSTR,
+ ctypes.wintypes.DWORD, ctypes.POINTER(ctypes.wintypes.DWORD),
+ ctypes.wintypes.LPVOID)(("WriteConsoleW", ctypes.windll.kernel32))
+ written = ctypes.wintypes.DWORD(0)
+
+ GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)(("GetFileType", ctypes.windll.kernel32))
+ FILE_TYPE_CHAR = 0x0002
+ FILE_TYPE_REMOTE = 0x8000
+ GetConsoleMode = ctypes.WINFUNCTYPE(
+ ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE,
+ ctypes.POINTER(ctypes.wintypes.DWORD))(
+ ("GetConsoleMode", ctypes.windll.kernel32))
+ INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value
+
+ def not_a_console(handle):
+ if handle == INVALID_HANDLE_VALUE or handle is None:
+ return True
+ return ((GetFileType(handle) & ~FILE_TYPE_REMOTE) != FILE_TYPE_CHAR
+ or GetConsoleMode(handle, ctypes.byref(ctypes.wintypes.DWORD())) == 0)
+
+ if not_a_console(h):
+ return False
+
+ remaining = len(s)
+ while remaining > 0:
+ ret = WriteConsoleW(
+ h, s, min(len(s), 1024), ctypes.byref(written), None)
+ if ret == 0:
+ raise OSError('Failed to write string')
+ remaining -= written.value
+ return True
+
+
+def write_string(s, out=None, encoding=None):
if out is None:
out = sys.stderr
assert type(s) == compat_str
+ if sys.platform == 'win32' and encoding is None and hasattr(out, 'fileno'):
+ if _windows_write_string(s, out):
+ return
+
if ('b' in getattr(out, 'mode', '') or
sys.version_info[0] < 3): # Python 2 lies about mode of sys.stderr
- s = s.encode(preferredencoding(), 'ignore')
- try:
+ byt = s.encode(encoding or preferredencoding(), 'ignore')
+ out.write(byt)
+ elif hasattr(out, 'buffer'):
+ enc = encoding or getattr(out, 'encoding', None) or preferredencoding()
+ byt = s.encode(enc, 'ignore')
+ out.buffer.write(byt)
+ else:
out.write(s)
- except UnicodeEncodeError:
- # In Windows shells, this can fail even when the codec is just charmap!?
- # See https://wiki.python.org/moin/PrintFails#Issue
- if sys.platform == 'win32' and hasattr(out, 'encoding'):
- s = s.encode(out.encoding, 'ignore').decode(out.encoding)
- out.write(s)
- else:
- raise
-
out.flush()
return "HEAD"
-def int_or_none(v, scale=1):
- return v if v is None else (int(v) // scale)
+def int_or_none(v, scale=1, default=None):
+ return default if v is None else (int(v) // scale)
+
+
+def float_or_none(v, scale=1, default=None):
+ return default if v is None else (float(v) / scale)
def parse_duration(s):
return None
m = re.match(
- r'(?:(?:(?P<hours>[0-9]+)[:h])?(?P<mins>[0-9]+)[:m])?(?P<secs>[0-9]+)s?$', s)
+ r'(?:(?:(?P<hours>[0-9]+)[:h])?(?P<mins>[0-9]+)[:m])?(?P<secs>[0-9]+)s?(?::[0-9]+)?$', s)
if not m:
return None
res = int(m.group('secs'))
def uppercase_escape(s):
+ unicode_escape = codecs.getdecoder('unicode_escape')
return re.sub(
- r'\\U([0-9a-fA-F]{8})',
- lambda m: compat_chr(int(m.group(1), base=16)), s)
+ r'\\U[0-9a-fA-F]{8}',
+ lambda m: unicode_escape(m.group(0))[0],
+ s)
try:
struct.pack(u'!I', 0)
'R': 16,
'NC': 18,
}
+
+
+def strip_jsonp(code):
+ return re.sub(r'(?s)^[a-zA-Z_]+\s*\(\s*(.*)\);\s*?\s*$', r'\1', code)