[compat] Use `compat_open()`

16 files changed, 68 insertions, 55 deletions

diff --git a/devscripts/make_readme.py b/devscripts/make_readme.py
index 8fbce0796..c5d5dd4f1 100755
--- a/devscripts/make_readme.py
+++ b/devscripts/make_readme.py
@@ -4,6 +4,8 @@ import io
 import sys
 import re
 
+from youtube_dl.compat import compat_open as open
+
 README_FILE = 'README.md'
 helptext = sys.stdin.read()
 
@@ -20,7 +22,7 @@ options = helptext[helptext.index('  General Options:') + 19:]
 options = re.sub(r'(?m)^  (\w.+)$', r'## \1', options)
 options = '# OPTIONS\n' + options + '\n'
 
-with io.open(README_FILE, 'w', encoding='utf-8') as f:
+with open(README_FILE, 'w', encoding='utf-8') as f:
     f.write(header)
     f.write(options)
     f.write(footer)
diff --git a/test/helper.py b/test/helper.py
index aa99001b2..fc55c6b46 100644
--- a/test/helper.py
+++ b/test/helper.py
@@ -1,7 +1,6 @@
 from __future__ import unicode_literals
 
 import errno
-import io
 import hashlib
 import json
 import os.path
@@ -14,6 +13,7 @@ import unittest
 import youtube_dl.extractor
 from youtube_dl import YoutubeDL
 from youtube_dl.compat import (
+    compat_open as open,
     compat_os_name,
     compat_str,
 )
@@ -29,10 +29,10 @@ def get_params(override=None):
                                    "parameters.json")
     LOCAL_PARAMETERS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
                                          "local_parameters.json")
-    with io.open(PARAMETERS_FILE, encoding='utf-8') as pf:
+    with open(PARAMETERS_FILE, encoding='utf-8') as pf:
         parameters = json.load(pf)
     if os.path.exists(LOCAL_PARAMETERS_FILE):
-        with io.open(LOCAL_PARAMETERS_FILE, encoding='utf-8') as pf:
+        with open(LOCAL_PARAMETERS_FILE, encoding='utf-8') as pf:
             parameters.update(json.load(pf))
     if override:
         parameters.update(override)
diff --git a/test/test_InfoExtractor.py b/test/test_InfoExtractor.py
index 34773fbd0..3f96645de 100644
--- a/test/test_InfoExtractor.py
+++ b/test/test_InfoExtractor.py
@@ -3,7 +3,6 @@
 from __future__ import unicode_literals
 
 # Allow direct execution
-import io
 import os
 import sys
 import unittest
@@ -21,6 +20,7 @@ from test.helper import (
 from youtube_dl.compat import (
     compat_etree_fromstring,
     compat_http_server,
+    compat_open as open,
 )
 from youtube_dl.extractor.common import InfoExtractor
 from youtube_dl.extractor import (
@@ -902,8 +902,8 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
         ]
 
         for m3u8_file, m3u8_url, expected_formats in _TEST_CASES:
-            with io.open('./test/testdata/m3u8/%s.m3u8' % m3u8_file,
-                         mode='r', encoding='utf-8') as f:
+            with open('./test/testdata/m3u8/%s.m3u8' % m3u8_file,
+                      mode='r', encoding='utf-8') as f:
                 formats = self.ie._parse_m3u8_formats(
                     f.read(), m3u8_url, ext='mp4')
                 self.ie._sort_formats(formats)
@@ -1127,8 +1127,8 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
         ]
 
         for mpd_file, mpd_url, mpd_base_url, expected_formats in _TEST_CASES:
-            with io.open('./test/testdata/mpd/%s.mpd' % mpd_file,
-                         mode='r', encoding='utf-8') as f:
+            with open('./test/testdata/mpd/%s.mpd' % mpd_file,
+                      mode='r', encoding='utf-8') as f:
                 formats = self.ie._parse_mpd_formats(
                     compat_etree_fromstring(f.read().encode('utf-8')),
                     mpd_base_url=mpd_base_url, mpd_url=mpd_url)
@@ -1154,8 +1154,8 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
         ]
 
         for f4m_file, f4m_url, expected_formats in _TEST_CASES:
-            with io.open('./test/testdata/f4m/%s.f4m' % f4m_file,
-                         mode='r', encoding='utf-8') as f:
+            with open('./test/testdata/f4m/%s.f4m' % f4m_file,
+                      mode='r', encoding='utf-8') as f:
                 formats = self.ie._parse_f4m_formats(
                     compat_etree_fromstring(f.read().encode('utf-8')),
                     f4m_url, None)
@@ -1202,8 +1202,8 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
         ]
 
         for xspf_file, xspf_url, expected_entries in _TEST_CASES:
-            with io.open('./test/testdata/xspf/%s.xspf' % xspf_file,
-                         mode='r', encoding='utf-8') as f:
+            with open('./test/testdata/xspf/%s.xspf' % xspf_file,
+                      mode='r', encoding='utf-8') as f:
                 entries = self.ie._parse_xspf(
                     compat_etree_fromstring(f.read().encode('utf-8')),
                     xspf_file, xspf_url=xspf_url, xspf_base_url=xspf_url)
diff --git a/test/test_YoutubeDL.py b/test/test_YoutubeDL.py
index 6cf555827..d994682b2 100644
--- a/test/test_YoutubeDL.py
+++ b/test/test_YoutubeDL.py
@@ -22,6 +22,7 @@ from youtube_dl.compat import (
     compat_http_cookiejar_Cookie,
     compat_http_cookies_SimpleCookie,
     compat_kwargs,
+    compat_open as open,
     compat_str,
     compat_urllib_error,
 )
@@ -701,12 +702,12 @@ class TestYoutubeDL(unittest.TestCase):
 
         class SimplePP(PostProcessor):
             def run(self, info):
-                with open(audiofile, 'wt') as f:
+                with open(audiofile, 'w') as f:
                     f.write('EXAMPLE')
                 return [info['filepath']], info
 
         def run_pp(params, PP):
-            with open(filename, 'wt') as f:
+            with open(filename, 'w') as f:
                 f.write('EXAMPLE')
             ydl = YoutubeDL(params)
             ydl.add_post_processor(PP())
@@ -725,7 +726,7 @@ class TestYoutubeDL(unittest.TestCase):
 
         class ModifierPP(PostProcessor):
             def run(self, info):
-                with open(info['filepath'], 'wt') as f:
+                with open(info['filepath'], 'w') as f:
                     f.write('MODIFIED')
                 return [], info
 
diff --git a/test/test_download.py b/test/test_download.py
index d50008307..e0bc8cb95 100644
--- a/test/test_download.py
+++ b/test/test_download.py
@@ -20,15 +20,15 @@ from test.helper import (
 
 
 import hashlib
-import io
 import json
 import socket
 
 import youtube_dl.YoutubeDL
 from youtube_dl.compat import (
     compat_http_client,
-    compat_urllib_error,
     compat_HTTPError,
+    compat_open as open,
+    compat_urllib_error,
 )
 from youtube_dl.utils import (
     DownloadError,
@@ -245,7 +245,7 @@ def generator(test_case, tname):
                 self.assertTrue(
                     os.path.exists(info_json_fn),
                     'Missing info file %s' % info_json_fn)
-                with io.open(info_json_fn, encoding='utf-8') as infof:
+                with open(info_json_fn, encoding='utf-8') as infof:
                     info_dict = json.load(infof)
                 expect_info_dict(self, info_dict, tc.get('info_dict', {}))
         finally:
diff --git a/test/test_swfinterp.py b/test/test_swfinterp.py
index 9f18055e6..7c282ee00 100644
--- a/test/test_swfinterp.py
+++ b/test/test_swfinterp.py
@@ -5,16 +5,18 @@ from __future__ import unicode_literals
 import os
 import sys
 import unittest
-sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
+dirn = os.path.dirname
+
+sys.path.insert(0, dirn(dirn(os.path.abspath(__file__))))
 
 import errno
-import io
 import json
 import re
 import subprocess
 
 from youtube_dl.swfinterp import SWFInterpreter
+from youtube_dl.compat import compat_open as open
 
 
 TEST_DIR = os.path.join(
@@ -43,7 +45,7 @@ def _make_testfunc(testfile):
                     '-static-link-runtime-shared-libraries', as_file])
             except OSError as ose:
                 if ose.errno == errno.ENOENT:
-                    print('mxmlc not found! Skipping test.')
+                    self.skipTest('mxmlc not found!')
                     return
                 raise
 
@@ -51,7 +53,7 @@ def _make_testfunc(testfile):
             swf_content = swf_f.read()
         swfi = SWFInterpreter(swf_content)
 
-        with io.open(as_file, 'r', encoding='utf-8') as as_f:
+        with open(as_file, 'r', encoding='utf-8') as as_f:
             as_content = as_f.read()
 
         def _find_spec(key):
diff --git a/test/test_unicode_literals.py b/test/test_unicode_literals.py
index c7c2252f5..0c83f2a0c 100644
--- a/test/test_unicode_literals.py
+++ b/test/test_unicode_literals.py
@@ -2,14 +2,15 @@ from __future__ import unicode_literals
 
 # Allow direct execution
 import os
+import re
 import sys
 import unittest
-sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
-import io
-import re
+dirn = os.path.dirname
+
+rootDir = dirn(dirn(os.path.abspath(__file__)))
 
-rootDir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+sys.path.insert(0, rootDir)
 
 IGNORED_FILES = [
     'setup.py',  # http://bugs.python.org/issue13943
@@ -24,6 +25,7 @@ IGNORED_DIRS = [
 ]
 
 from test.helper import assertRegexpMatches
+from youtube_dl.compat import compat_open as open
 
 
 class TestUnicodeLiterals(unittest.TestCase):
@@ -41,7 +43,7 @@ class TestUnicodeLiterals(unittest.TestCase):
                     continue
 
                 fn = os.path.join(dirpath, basename)
-                with io.open(fn, encoding='utf-8') as inf:
+                with open(fn, encoding='utf-8') as inf:
                     code = inf.read()
 
                 if "'" not in code and '"' not in code:
diff --git a/test/test_write_annotations.py b/test/test_write_annotations.py
index 41abdfe3b..68e0a391d 100644
--- a/test/test_write_annotations.py
+++ b/test/test_write_annotations.py
@@ -11,12 +11,11 @@ sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 from test.helper import get_params, try_rm
 
 
-import io
-
 import xml.etree.ElementTree
 
 import youtube_dl.YoutubeDL
 import youtube_dl.extractor
+from youtube_dl.compat import compat_open as open
 
 
 class YoutubeDL(youtube_dl.YoutubeDL):
@@ -51,7 +50,7 @@ class TestAnnotations(unittest.TestCase):
         ydl.download([TEST_ID])
         self.assertTrue(os.path.exists(ANNOTATIONS_FILE))
         annoxml = None
-        with io.open(ANNOTATIONS_FILE, 'r', encoding='utf-8') as annof:
+        with open(ANNOTATIONS_FILE, 'r', encoding='utf-8') as annof:
             annoxml = xml.etree.ElementTree.parse(annof)
         self.assertTrue(annoxml is not None, 'Failed to parse annotations XML')
         root = annoxml.getroot()
diff --git a/test/test_youtube_signature.py b/test/test_youtube_signature.py
index 5dcabaf95..f45dfec7c 100644
--- a/test/test_youtube_signature.py
+++ b/test/test_youtube_signature.py
@@ -8,11 +8,14 @@ import sys
 import unittest
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
-import io
 import re
 import string
 
-from youtube_dl.compat import compat_str, compat_urlretrieve
+from youtube_dl.compat import (
+    compat_open as open,
+    compat_str,
+    compat_urlretrieve,
+)
 
 from test.helper import FakeYDL
 from youtube_dl.extractor import YoutubeIE
@@ -208,7 +211,7 @@ def t_factory(name, sig_func, url_pattern):
 
             if not os.path.exists(fn):
                 compat_urlretrieve(url, fn)
-            with io.open(fn, encoding='utf-8') as testf:
+            with open(fn, encoding='utf-8') as testf:
                 jscode = testf.read()
             self.assertEqual(sig_func(jscode, sig_input), expected_sig)
 
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index 98d080f43..6a12f91e4 100755
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -4,11 +4,9 @@
 from __future__ import absolute_import, unicode_literals
 
 import collections
-import contextlib
 import copy
 import datetime
 import errno
-import fileinput
 import io
 import itertools
 import json
@@ -45,6 +43,7 @@ from .compat import (
     compat_kwargs,
     compat_map as map,
     compat_numeric_types,
+    compat_open as open,
     compat_os_name,
     compat_str,
     compat_tokenize_tokenize,
@@ -1977,7 +1976,7 @@ class YoutubeDL(object):
             else:
                 try:
                     self.to_screen('[info] Writing video description to: ' + descfn)
-                    with io.open(encodeFilename(descfn), 'w', encoding='utf-8') as descfile:
+                    with open(encodeFilename(descfn), 'w', encoding='utf-8') as descfile:
                         descfile.write(info_dict['description'])
                 except (OSError, IOError):
                     self.report_error('Cannot write description file ' + descfn)
@@ -1992,7 +1991,7 @@ class YoutubeDL(object):
             else:
                 try:
                     self.to_screen('[info] Writing video annotations to: ' + annofn)
-                    with io.open(encodeFilename(annofn), 'w', encoding='utf-8') as annofile:
+                    with open(encodeFilename(annofn), 'w', encoding='utf-8') as annofile:
                         annofile.write(info_dict['annotations'])
                 except (KeyError, TypeError):
                     self.report_warning('There are no annotations to write.')
@@ -2019,7 +2018,7 @@ class YoutubeDL(object):
                         try:
                             # Use newline='' to prevent conversion of newline characters
                             # See https://github.com/ytdl-org/youtube-dl/issues/10268
-                            with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8', newline='') as subfile:
+                            with open(encodeFilename(sub_filename), 'w', encoding='utf-8', newline='') as subfile:
                                 subfile.write(sub_info['data'])
                         except (OSError, IOError):
                             self.report_error('Cannot write subtitles file ' + sub_filename)
@@ -2028,7 +2027,7 @@ class YoutubeDL(object):
                         try:
                             sub_data = ie._request_webpage(
                                 sub_info['url'], info_dict['id'], note=False).read()
-                            with io.open(encodeFilename(sub_filename), 'wb') as subfile:
+                            with open(encodeFilename(sub_filename), 'wb') as subfile:
                                 subfile.write(sub_data)
                         except (ExtractorError, IOError, OSError, ValueError) as err:
                             self.report_warning('Unable to download subtitle for "%s": %s' %
@@ -2232,12 +2231,8 @@ class YoutubeDL(object):
         return self._download_retcode
 
     def download_with_info_file(self, info_filename):
-        with contextlib.closing(fileinput.FileInput(
-                [info_filename], mode='r',
-                openhook=fileinput.hook_encoded('utf-8'))) as f:
-            # FileInput doesn't have a read method, we can't call json.load
-            # TODO: let's use io.open(), then
-            info = self.filter_requested_info(json.loads('\n'.join(f)))
+        with open(info_filename, encoding='utf-8') as f:
+            info = self.filter_requested_info(json.load(f))
         try:
             self.process_ie_result(info, download=True)
         except DownloadError:
diff --git a/youtube_dl/cache.py b/youtube_dl/cache.py
index 4822439d0..54123da0e 100644
--- a/youtube_dl/cache.py
+++ b/youtube_dl/cache.py
@@ -1,14 +1,16 @@
 from __future__ import unicode_literals
 
 import errno
-import io
 import json
 import os
 import re
 import shutil
 import traceback
 
-from .compat import compat_getenv
+from .compat import (
+    compat_getenv,
+    compat_open as open,
+)
 from .utils import (
     error_to_compat_str,
     expand_path,
@@ -83,7 +85,7 @@ class Cache(object):
         cache_fn = self._get_cache_fn(section, key, dtype)
         try:
             try:
-                with io.open(cache_fn, 'r', encoding='utf-8') as cachef:
+                with open(cache_fn, 'r', encoding='utf-8') as cachef:
                     return self._validate(json.load(cachef), min_ver)
             except ValueError:
                 try:
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 7f416d312..0eca9f844 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -25,6 +25,7 @@ from ..compat import (
     compat_integer_types,
     compat_http_client,
     compat_map as map,
+    compat_open as open,
     compat_os_name,
     compat_str,
     compat_urllib_error,
diff --git a/youtube_dl/extractor/openload.py b/youtube_dl/extractor/openload.py
index b05d60435..45b1add73 100644
--- a/youtube_dl/extractor/openload.py
+++ b/youtube_dl/extractor/openload.py
@@ -7,6 +7,7 @@ import subprocess
 import tempfile
 
 from ..compat import (
+    compat_open as open,
     compat_urlparse,
     compat_kwargs,
 )
diff --git a/youtube_dl/postprocessor/embedthumbnail.py b/youtube_dl/postprocessor/embedthumbnail.py
index 5e7b6e2df..b6c60e127 100644
--- a/youtube_dl/postprocessor/embedthumbnail.py
+++ b/youtube_dl/postprocessor/embedthumbnail.py
@@ -18,6 +18,8 @@ from ..utils import (
     shell_quote,
 )
 
+from ..compat import compat_open as open
+
 
 class EmbedThumbnailPPError(PostProcessingError):
     pass
diff --git a/youtube_dl/postprocessor/ffmpeg.py b/youtube_dl/postprocessor/ffmpeg.py
index 8c29c8d59..801160e6c 100644
--- a/youtube_dl/postprocessor/ffmpeg.py
+++ b/youtube_dl/postprocessor/ffmpeg.py
@@ -1,6 +1,5 @@
 from __future__ import unicode_literals
 
-import io
 import os
 import subprocess
 import time
@@ -9,6 +8,7 @@ import re
 
 from .common import AudioConversionError, PostProcessor
 
+from ..compat import compat_open as open
 from ..utils import (
     encodeArgument,
     encodeFilename,
@@ -493,7 +493,7 @@ class FFmpegMetadataPP(FFmpegPostProcessor):
         chapters = info.get('chapters', [])
         if chapters:
             metadata_filename = replace_extension(filename, 'meta')
-            with io.open(metadata_filename, 'wt', encoding='utf-8') as f:
+            with open(metadata_filename, 'w', encoding='utf-8') as f:
                 def ffmpeg_escape(text):
                     return re.sub(r'(=|;|#|\\|\n)', r'\\\1', text)
 
@@ -636,7 +636,7 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
                 with open(dfxp_file, 'rb') as f:
                     srt_data = dfxp2srt(f.read())
 
-                with io.open(srt_file, 'wt', encoding='utf-8') as f:
+                with open(srt_file, 'w', encoding='utf-8') as f:
                     f.write(srt_data)
                 old_file = srt_file
 
@@ -652,7 +652,7 @@ class FFmpegSubtitlesConvertorPP(FFmpegPostProcessor):
 
             self.run_ffmpeg(old_file, new_file, ['-f', new_format])
 
-            with io.open(new_file, 'rt', encoding='utf-8') as f:
+            with open(new_file, 'r', encoding='utf-8') as f:
                 subs[lang] = {
                     'ext': new_ext,
                     'data': f.read(),
diff --git a/youtube_dl/update.py b/youtube_dl/update.py
index 84c964617..b5f26e4a9 100644
--- a/youtube_dl/update.py
+++ b/youtube_dl/update.py
@@ -9,7 +9,10 @@ import subprocess
 import sys
 from zipimport import zipimporter
 
-from .compat import compat_realpath
+from .compat import (
+    compat_open as open,
+    compat_realpath,
+)
 from .utils import encode_compat_str
 
 from .version import __version__
@@ -127,7 +130,7 @@ def update_self(to_screen, verbose, opener):
 
         try:
             bat = os.path.join(directory, 'youtube-dl-updater.bat')
-            with io.open(bat, 'w') as batfile:
+            with open(bat, 'w') as batfile:
                 batfile.write('''
 @echo off
 echo Waiting for file handle to be closed ...