DataURIConverter.__call__() - Code Metrics - Anaconda-Platform/anaconda-client - Measure and Improve Code Quality continuously with Scrutinizer

DataURIConverter.call() A
last analyzed 2018-05-14 14:32 UTC

↳ Parent: DataURIConverter

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
dl	0
loc	12
rs	9.2
c	0
b	0
f	0

import base64
import io
import os
import sys

import requests

from six.moves.urllib.parse import urlparse

try:
    from PIL import Image
except ImportError:
    Image = None

from ...errors import PillowNotInstalled

THUMB_SIZE = (340, 210)


class DataURIConverter(object):
    def __init__(self, location):
        self.check_pillow_installed()
        self.location = location

    def check_pillow_installed(self):
        if Image is None:
            raise PillowNotInstalled()

    def __call__(self):
        if os.path.exists(self.location):
            with open(self.location, "rb") as fp:
                return self._encode(self.resize_and_convert(fp).read())
        elif self.is_url():
            content = requests.get(self.location).content
            fp = io.BytesIO()
            fp.write(content)
            fp.seek(0)
            return self._encode(self.resize_and_convert(fp).read())
        else:
            raise IOError("{} not found".format(self.location))

    def resize_and_convert(self, fp):
        im = Image.open(fp)
        im.thumbnail(THUMB_SIZE)
        out = io.BytesIO()
        im.save(out, format='png')
        out.seek(0)
        return out

    def is_py3(self):
        return sys.version_info[0] == 3

    def is_url(self):
        return self.location is not None and urlparse(self.location).scheme in ['http', 'https']

    def _encode(self, content):
        if self.is_py3():
            data64 = base64.b64encode(content).decode("ascii")
        else:
            data64 = content.encode('base64').replace("\n", "")
        return data64


def data_uri_from(location):
    return DataURIConverter(location)()


1			import base64
2			import io
3			import os
4			import sys
5
6			import requests
7
8			from six.moves.urllib.parse import urlparse
9
10			try:
11			from PIL import Image
12			except ImportError:
13			Image = None
14
15			from ...errors import PillowNotInstalled
16
17			THUMB_SIZE = (340, 210)
18
19
20			class DataURIConverter(object):
21			def __init__(self, location):
22			self.check_pillow_installed()
23			self.location = location
24
25			def check_pillow_installed(self):
26			if Image is None:
27			raise PillowNotInstalled()
28
29			def __call__(self):
30			if os.path.exists(self.location):
31			with open(self.location, "rb") as fp:
32			return self._encode(self.resize_and_convert(fp).read())
33			elif self.is_url():
34			content = requests.get(self.location).content
35			fp = io.BytesIO()
36			fp.write(content)
37			fp.seek(0)
38			return self._encode(self.resize_and_convert(fp).read())
39			else:
40			raise IOError("{} not found".format(self.location))
41
42			def resize_and_convert(self, fp):
43			im = Image.open(fp)
44			im.thumbnail(THUMB_SIZE)
45			out = io.BytesIO()
46			im.save(out, format='png')
47			out.seek(0)
48			return out
49
50			def is_py3(self):
51			return sys.version_info[0] == 3
52
53			def is_url(self):
54			return self.location is not None and urlparse(self.location).scheme in ['http', 'https']
55
56			def _encode(self, content):
57			if self.is_py3():
58			data64 = base64.b64encode(content).decode("ascii")
59			else:
60			data64 = content.encode('base64').replace("\n", "")
61			return data64
62
63
64			def data_uri_from(location):
65			return DataURIConverter(location)()
66

Anaconda-Platform / anaconda-client

DataURIConverter.__call__() A last analyzed 2018-05-14 14:32 UTC

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DataURIConverter.call() A
last analyzed 2018-05-14 14:32 UTC