mirror of https://github.com/Kozea/pygal.git
Python to generate nice looking SVG graph
http://pygal.org/
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87 lines
2.4 KiB
87 lines
2.4 KiB
# -*- coding: utf-8 -*- |
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# This file is part of pygal |
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# |
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# A python svg graph plotting library |
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# Copyright © 2012-2015 Kozea |
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# |
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# This library is free software: you can redistribute it and/or modify it under |
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# the terms of the GNU Lesser General Public License as published by the Free |
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# Software Foundation, either version 3 of the License, or (at your option) any |
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# later version. |
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# |
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# This library is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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# details. |
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# |
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# You should have received a copy of the GNU Lesser General Public License |
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# along with pygal. If not, see <http://www.gnu.org/licenses/>. |
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"""Various hacks for transparent python 2 / python 3 support""" |
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import sys |
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from collections import Iterable |
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import time |
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if sys.version_info[0] == 3: |
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base = (str, bytes) |
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coerce = str |
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else: |
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base = basestring |
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coerce = unicode |
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def is_list_like(value): |
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"""Return whether value is an iterable but not a mapping / string""" |
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return isinstance(value, Iterable) and not isinstance(value, (base, dict)) |
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def is_str(string): |
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"""Return whether value is a string or a byte list""" |
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return isinstance(string, base) |
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def to_str(obj): |
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"""Cast obj to unicode string""" |
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if not is_str(obj): |
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return coerce(obj) |
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return obj |
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def to_unicode(string): |
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"""Force string to be a string in python 3 or a unicode in python 2""" |
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if not isinstance(string, coerce): |
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return string.decode('utf-8') |
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return string |
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def u(s): |
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"""Emulate u'str' in python 2, do nothing in python 3""" |
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if sys.version_info[0] == 2: |
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return s.decode('utf-8') |
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return s |
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def total_seconds(td): |
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"""Backport of `timedelta.total_second` function for python 2.6""" |
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if sys.version_info[:2] == (2, 6): |
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return ( |
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(td.days * 86400 + td.seconds) * 10 ** 6 + td.microseconds |
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) / 10 ** 6 |
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return td.total_seconds() |
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def timestamp(x): |
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"""Get a timestamp from a date in python 3 and python 2""" |
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if hasattr(x, 'timestamp'): |
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from datetime import timezone |
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if x.tzinfo is None: |
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return x.replace(tzinfo=timezone.utc).timestamp() |
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return x.timestamp() |
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else: |
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return time.mktime(x.utctimetuple()) |
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try: |
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from urllib import quote_plus |
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except ImportError: |
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from urllib.parse import quote_plus
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