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github.com_openSUSE_osc/osc/util/helper.py

73 lines
1.8 KiB
Python

# Copyright (C) 2018 SUSE Linux. All rights reserved.
# This program is free software; it may be used, copied, modified
# and distributed under the terms of the GNU General Public Licence,
# either version 2, or (at your option) any later version.
import builtins
import html
from .. import oscerr
def decode_list(ilist):
""" Decodes the elements of a list if needed
"""
dlist = []
for elem in ilist:
if not isinstance(elem, str):
dlist.append(decode_it(elem))
else:
dlist.append(elem)
return dlist
def decode_it(obj):
"""Decode the given object unless it is a str.
If the given object is a str or has no decode method, the object itself is
returned. Otherwise, try to decode the object using utf-8. If this
fails due to a UnicodeDecodeError, try to decode the object using
latin-1.
"""
if isinstance(obj, str) or not hasattr(obj, 'decode'):
return obj
try:
return obj.decode('utf-8')
except UnicodeDecodeError:
return obj.decode('latin-1')
def raw_input(*args):
func = builtins.input
try:
return func(*args)
except EOFError:
# interpret ctrl-d as user abort
raise oscerr.UserAbort()
def _html_escape(data):
return html.escape(data, quote=False)
def format_table(rows, headers):
"""Format list of tuples into equal width table with headers"""
maxlens = [len(h) for h in headers]
for r in rows:
for i, c in enumerate(r):
maxlens[i] = max(maxlens[i], len(c))
tpltpl = []
for i, m in enumerate(maxlens):
tpltpl.append('{%s:<%s}' % (i, m))
# {0:12} {1:7} {2:10} {3:8}
templ = ' '.join(tpltpl) + '\n'
out = templ.format(*headers)
out += templ.format(*['-' * m for m in maxlens])
for r in rows:
out += templ.format(*r)
return out