quickos/pyf.py
willip e6857efe04 - update .gitignore to ignore python bytecode
- move log-routine to pyf
- add feature to check_update to properly check if the file exists
2019-03-08 11:53:21 +00:00

41 lines
1.1 KiB
Python

''' pyf - a simple python framework '''
import os
WORKDIR = os.getcwd()
TMP = '/tmp/quickos.log'
def log(message):
''' write to logfile TMP
@param message: the message which shall be written to the log file
'''
with open(TMP, 'a') as f:
f.write('{} {}\n'.format(time.ctime(), message))
def prt(message):
''' print a message with style '''
print('::: {}'.format(message))
def download(url, file_name, progress=True):
''' download a given url to a file
@return the absolute filename
'''
from urllib.request import urlretrieve
if progress:
from tqdm import tqdm
prt('downloading {}'.format(url))
class TqdmUpTo(tqdm):
def update_to(self, b=1, bsize=1, tsize=None):
if tsize is not None:
self.total = tsize
self.update(b * bsize - self.n)
with TqdmUpTo(unit='B', unit_scale=True, miniters=1, desc=file_name) as t:
urlretrieve(url, filename=file_name, reporthook=t.update_to)
else:
urlretrieve(url, filename=file_name)