Steve Pham
38261d0800
* Updated all copyright headers to split the longer original copyright line into 2 shorter lines Signed-off-by: Steve Pham <spham@amazon.com>
43 lines
1.4 KiB
Python
43 lines
1.4 KiB
Python
"""
|
|
Copyright (c) Contributors to the Open 3D Engine Project.
|
|
For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
|
|
|
SPDX-License-Identifier: Apache-2.0 OR MIT
|
|
"""
|
|
# -------------------------------------------------------------------------
|
|
|
|
###########################################################################
|
|
# HELPER method functions
|
|
# -------------------------------------------------------------------------
|
|
|
|
|
|
def istext(filename):
|
|
"""
|
|
A guess if a file is text or binary
|
|
"""
|
|
s = open(filename).read(512)
|
|
text_characters = "".join(map(chr, range(32, 127)) + list("\n\r\t\b"))
|
|
_null_trans = string.maketrans("", "")
|
|
if not s:
|
|
# Empty files are considered text
|
|
return True
|
|
if "\0" in s:
|
|
# Files with null bytes are likely binary
|
|
return False
|
|
# Get the non-text characters (maps a character to itself then
|
|
# use the 'remove' option to get rid of the text characters.)
|
|
t = s.translate(_null_trans, text_characters)
|
|
# If more than 30% non-text characters, then
|
|
# this is considered a binary file
|
|
if float(len(t)) / float(len(s)) > 0.30:
|
|
return False
|
|
return True
|
|
|
|
|
|
def display_cached_value(cache, cache_key):
|
|
try:
|
|
cached_value = cache[cache_key]
|
|
print("{0}={1}".format(cache_key, cached_value))
|
|
except KeyError:
|
|
print("{0}=Not in cache".format(cache_key))
|