upgrade_dir.py
66 lines
| 1.9 KiB
| text/x-python
|
PythonLexer
/ IPython / upgrade_dir.py
vivainio
|
r197 | """ A script/util to upgrade all files in a directory | |
This is rather conservative in its approach, only copying/overwriting | |||
new and unedited files. | |||
To be used by "upgrade" feature. | |||
""" | |||
from path import path | |||
import md5,pickle | |||
def showdiff(old,new): | |||
import difflib | |||
d = difflib.Differ() | |||
print "".join(d.compare(old.lines(),new.lines())) | |||
def upgrade_dir(srcdir, tgtdir): | |||
""" Copy over all files in srcdir to tgtdir w/ native line endings | |||
Creates .upgrade_report in tgtdir that stores md5sums of all files | |||
to notice changed files b/w upgrades. | |||
""" | |||
def pr(s): | |||
print s | |||
def ignorable(p): | |||
vivainio
|
r198 | ||
if p.lower().startswith('.svn') or p.startswith('ipythonrc'): | |||
vivainio
|
r197 | return True | |
return False | |||
files = [path(srcdir).relpathto(p) for p in path(srcdir).walkfiles()] | |||
#print files | |||
rep = tgtdir / '.upgrade_report' | |||
try: | |||
rpt = pickle.load(rep.open()) | |||
except: | |||
rpt = {} | |||
for f in files: | |||
if ignorable(f): | |||
continue | |||
src = srcdir / f | |||
tgt = tgtdir / f | |||
if not tgt.isfile(): | |||
pr("Creating %s" % str(tgt)) | |||
tgt.write_text(src.text()) | |||
rpt[str(tgt)] = md5.new(tgt.bytes()).hexdigest() | |||
else: | |||
cont = tgt.bytes() | |||
sum = rpt.get(str(tgt), None) | |||
#print sum | |||
if sum and md5.new(cont).hexdigest() == sum: | |||
pr("Unedited, installing new %s" % tgt) | |||
rpt[str(tgt)] = md5.new(tgt.bytes()).hexdigest() | |||
else: | |||
pr('Modified, skipping %s, diffs below' % tgt) | |||
#rpt[str(tgt)] = md5.new(tgt.bytes()).hexdigest() | |||
showdiff(tgt,src) | |||
pass | |||
#print rpt | |||
pickle.dump(rpt, rep.open('w')) | |||
import sys | |||
upgrade_dir(path(sys.argv[1]), path(sys.argv[2])) |