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# -*- coding: utf-8 -*-
"""
binaryornot.check
-----------------
Main code for checking if a file is binary or text.
"""
import logging
from .helpers import get_starting_chunk, is_binary_string
logger = logging.getLogger(__name__)
def is_binary(filename):
"""
:param filename: File to check.
:returns: True if it's a binary file, otherwise False.
"""
logger.debug('is_binary: %(filename)r', locals())
# Check if the file extension is in a list of known binary types
binary_extensions = ['.pyc', ]
for ext in binary_extensions:
if filename.endswith(ext):
return True
# Check if the starting chunk is a binary string
chunk = get_starting_chunk(filename)
return is_binary_string(chunk)