Delete progress.py

progress.py

@@ -1,149 +0,0 @@
-import sys
-from collections import deque
-from shutil import get_terminal_size
-from time import time
-
-from streamlink_cli.compat import is_win32
-
-PROGRESS_FORMATS = (
-    "[download] => {prefix}  ({written} @ {speed}/s) ",
-)
-
-# widths generated from
-# http://www.unicode.org/Public/4.0-Update/EastAsianWidth-4.0.0.txt
-widths = [
-    (13, 1),    (15, 0),    (126, 1),   (159, 0),   (687, 1),   (710, 0),    # noqa: E241
-    (711, 1),   (727, 0),   (733, 1),   (879, 0),   (1154, 1),  (1161, 0),   # noqa: E241
-    (4347, 1),  (4447, 2),  (7467, 1),  (7521, 0),  (8369, 1),  (8426, 0),   # noqa: E241
-    (9000, 1),  (9002, 2),  (11021, 1), (12350, 2), (12351, 1), (12438, 2),  # noqa: E241
-    (12442, 0), (19893, 2), (19967, 1), (55203, 2), (63743, 1), (64106, 2),  # noqa: E241
-    (65039, 1), (65059, 0), (65131, 2), (65279, 1), (65376, 2), (65500, 1),  # noqa: E241
-    (65510, 2), (120831, 1), (262141, 2), (1114109, 1)                       # noqa: E241
-]
-
-
-def get_width(o):
-    """Returns the screen column width for unicode ordinal."""
-    for num, wid in widths:
-        if o <= num:
-            return wid
-    return 1
-
-
-def terminal_width(value):
-    """Returns the width of the string it would be when displayed."""
-    if isinstance(value, bytes):
-        value = value.decode("utf8", "ignore")
-    return sum(map(get_width, map(ord, value)))
-
-
-def get_cut_prefix(value, max_len):
-    """Drops Characters by unicode not by bytes."""
-    should_convert = isinstance(value, bytes)
-    if should_convert:
-        value = value.decode("utf8", "ignore")
-    for i in range(len(value)):
-        if terminal_width(value[i:]) <= max_len:
-            break
-    return value[i:].encode("utf8", "ignore") if should_convert else value[i:]
-
-
-def print_inplace(msg):
-    """Clears out the previous line and prints a new one."""
-    term_width = get_terminal_size().columns
-    spacing = term_width - terminal_width(msg)
-
-    # On windows we need one less space or we overflow the line for some reason.
-    if is_win32:
-        spacing -= 1
-
-    sys.stderr.write("\r{0}".format(msg))
-    sys.stderr.write(" " * max(0, spacing))
-    sys.stderr.flush()
-
-
-def format_filesize(size):
-    """Formats the file size into a human readable format."""
-    for suffix in ("bytes", "KB", "MB", "GB", "TB"):
-        if size < 1024.0:
-            if suffix in ("GB", "TB"):
-                return "{0:3.2f} {1}".format(size, suffix)
-            else:
-                return "{0:3.1f} {1}".format(size, suffix)
-
-        size /= 1024.0
-
-
-def format_time(elapsed):
-    """Formats elapsed seconds into a human readable format."""
-    hours = int(elapsed / (60 * 60))
-    minutes = int((elapsed % (60 * 60)) / 60)
-    seconds = int(elapsed % 60)
-
-    rval = ""
-    if hours:
-        rval += "{0}h".format(hours)
-
-    if elapsed > 60:
-        rval += "{0}m".format(minutes)
-
-    rval += "{0}s".format(seconds)
-    return rval
-
-
-def create_status_line(**params):
-    """Creates a status line with appropriate size."""
-    max_size = get_terminal_size().columns - 1
-
-    for fmt in PROGRESS_FORMATS:
-        status = fmt.format(**params)
-
-        if len(status) <= max_size:
-            break
-
-    return status
-
-
-def progress(iterator, prefix):
-    """Progress an iterator and updates a pretty status line to the terminal.
-
-    The status line contains:
-     - Amount of data read from the iterator
-     - Time elapsed
-     - Average speed, based on the last few seconds.
-    """
-    if terminal_width(prefix) > 52:
-       prefix = (get_cut_prefix(prefix, 50))
-    speed_updated = start = time()
-    speed_written = written = 0
-    speed_history = deque(maxlen=5)
-
-    for data in iterator:
-        yield data
-
-        now = time()
-        elapsed = now - start
-        written += len(data)
-
-        speed_elapsed = now - speed_updated
-        if speed_elapsed >= 0.5:
-            speed_history.appendleft((
-                written - speed_written,
-                speed_updated,
-            ))
-            speed_updated = now
-            speed_written = written
-
-            speed_history_written = sum(h[0] for h in speed_history)
-            speed_history_elapsed = now - speed_history[-1][1]
-            speed = speed_history_written / speed_history_elapsed
-
-            status = create_status_line(
-                prefix=prefix,
-                written=format_filesize(written),
-                elapsed=format_time(elapsed),
-                speed=format_filesize(speed)
-            )
-            print_inplace(status)
-    sys.stderr.write("\n")
-    sys.stderr.flush()