def save_if_diff( fname, r, naistina =False, enc ='utf8', podrobno =True, makedirs= True, prepend_py_enc =False, prezapis =False):
try:
if isinstance( r, str): r = r.strip().split( '\n')
r = [ x.rstrip() for x in r ]
if prepend_py_enc:
tenc = '# -*- coding: {enc} -*-'.format( **locals())
if tenc not in r[:2]:
r.insert( 0, tenc )
txt = '\n'.join( r)
if exists( fname):
org = list( eutf.readlines( fname))
org = [ x.rstrip() for x in org ]
else:
org = []
razlika = (r != org)
if razlika:
if podrobno:
if not org:
prn( 'ново:', fname )
prn( txt)
else:
prn( 'разлика:', fname )
df = diff( org, r, 'старо', 'ново', lineterm='')
ima=0
for l in df:
ima=1
if l.startswith('---') or l.startswith('+++'): continue
prn( l)
if not ima:
for a,b in zip( org,r):
if a!=b:
prn( '?<'+repr(a))
prn( '?>'+repr(b))
if razlika or prezapis:
if naistina:
if makedirs:
import os.path
fpath = os.path.dirname( fname)
if fpath and not os.path.exists( fpath): os.makedirs( fpath )
prn( '>>>', fname)
with eutf.filew( enc, fname ) as of:
of.write( txt+'\n')
return razlika, txt
except:
prn( '??', fname)
raise
def fopen( fn):
if optz.oenc: f = filew( optz.oenc, fn)
else: f = open( fn, 'w')
return f
