import re
import sys
import time
+import random
-from ..compat import compat_str
+from ..compat import compat_os_name
from ..utils import (
- encodeFilename,
decodeArgument,
+ encodeFilename,
+ error_to_compat_str,
format_bytes,
+ shell_quote,
timeconvert,
)
(experimental)
external_downloader_args: A list of additional command-line arguments for the
external downloader.
+ hls_use_mpegts: Use the mpegts container for HLS videos.
+ http_chunk_size: Size of a chunk for chunk-based HTTP downloading. May be
+ useful for bypassing bandwidth throttling imposed by
+ a webserver (experimental)
Subclasses of this one must re-define the real_download method.
"""
return '%10s' % '---b/s'
return '%10s' % ('%s/s' % format_bytes(speed))
+ @staticmethod
+ def format_retries(retries):
+ return 'inf' if retries == float('inf') else '%.0f' % retries
+
@staticmethod
def best_block_size(elapsed_time, bytes):
new_min = max(bytes / 2.0, 1.0)
def slow_down(self, start_time, now, byte_counter):
"""Sleep if the download speed is over the rate limit."""
- rate_limit = self.params.get('ratelimit', None)
+ rate_limit = self.params.get('ratelimit')
if rate_limit is None or byte_counter == 0:
return
if now is None:
return filename[:-len('.part')]
return filename
+ def ytdl_filename(self, filename):
+ return filename + '.ytdl'
+
def try_rename(self, old_filename, new_filename):
try:
if old_filename == new_filename:
return
os.rename(encodeFilename(old_filename), encodeFilename(new_filename))
except (IOError, OSError) as err:
- self.report_error('unable to rename file: %s' % compat_str(err))
+ self.report_error('unable to rename file: %s' % error_to_compat_str(err))
def try_utime(self, filename, last_modified_hdr):
"""Try to set the last-modified time of the given file."""
if self.params.get('progress_with_newline', False):
self.to_screen(fullmsg)
else:
- if os.name == 'nt':
+ if compat_os_name == 'nt':
prev_len = getattr(self, '_report_progress_prev_line_length',
0)
if prev_len > len(fullmsg):
"""Report attempt to resume at given byte."""
self.to_screen('[download] Resuming download at byte %s' % resume_len)
- def report_retry(self, count, retries):
+ def report_retry(self, err, count, retries):
"""Report retry in case of HTTP error 5xx"""
- self.to_screen('[download] Got server HTTP error. Retrying (attempt %d of %d)...' % (count, retries))
+ self.to_screen(
+ '[download] Got server HTTP error: %s. Retrying (attempt %d of %s)...'
+ % (error_to_compat_str(err), count, self.format_retries(retries)))
def report_file_already_downloaded(self, file_name):
"""Report file has already been fully downloaded."""
os.path.exists(encodeFilename(filename))
)
- continuedl_and_exists = (
- self.params.get('continuedl', True) and
- os.path.isfile(encodeFilename(filename)) and
- not self.params.get('nopart', False)
- )
-
- # Check file already present
- if filename != '-' and (nooverwrites_and_exists or continuedl_and_exists):
- self.report_file_already_downloaded(filename)
- self._hook_progress({
- 'filename': filename,
- 'status': 'finished',
- 'total_bytes': os.path.getsize(encodeFilename(filename)),
- })
- return True
-
- sleep_interval = self.params.get('sleep_interval')
- if sleep_interval:
- self.to_screen('[download] Sleeping %s seconds...' % sleep_interval)
+ if not hasattr(filename, 'write'):
+ continuedl_and_exists = (
+ self.params.get('continuedl', True) and
+ os.path.isfile(encodeFilename(filename)) and
+ not self.params.get('nopart', False)
+ )
+
+ # Check file already present
+ if filename != '-' and (nooverwrites_and_exists or continuedl_and_exists):
+ self.report_file_already_downloaded(filename)
+ self._hook_progress({
+ 'filename': filename,
+ 'status': 'finished',
+ 'total_bytes': os.path.getsize(encodeFilename(filename)),
+ })
+ return True
+
+ min_sleep_interval = self.params.get('sleep_interval')
+ if min_sleep_interval:
+ max_sleep_interval = self.params.get('max_sleep_interval', min_sleep_interval)
+ sleep_interval = random.uniform(min_sleep_interval, max_sleep_interval)
+ self.to_screen(
+ '[download] Sleeping %s seconds...' % (
+ int(sleep_interval) if sleep_interval.is_integer()
+ else '%.2f' % sleep_interval))
time.sleep(sleep_interval)
return self.real_download(filename, info_dict)
if exe is None:
exe = os.path.basename(str_args[0])
- try:
- import pipes
- shell_quote = lambda args: ' '.join(map(pipes.quote, str_args))
- except ImportError:
- shell_quote = repr
self.to_screen('[debug] %s command line: %s' % (
exe, shell_quote(str_args)))