fsmonitor: migrate Python ABCs from collections to collections.abc
The Collections Abstract Base Classes in the collections module are
deprecated since Python 3.3 in favor of collections.abc, and removed
in Python 3.10.
import os
from mercurial import (
hg,
merge,
ui as uimod,
)
u = uimod.ui.load()
repo = hg.repository(u, b'test1', create=1)
os.chdir('test1')
def commit(text, time):
repo.commit(text=text, date=b"%d 0" % time)
def addcommit(name, time):
f = open(name, 'wb')
f.write(b'%s\n' % name)
f.close()
repo[None].add([name])
commit(name, time)
def update(rev):
merge.clean_update(repo[rev])
def merge_(rev):
merge.merge(repo[rev])
if __name__ == '__main__':
addcommit(b"A", 0)
addcommit(b"B", 1)
update(0)
addcommit(b"C", 2)
merge_(1)
commit(b"D", 3)
update(2)
addcommit(b"E", 4)
addcommit(b"F", 5)
update(3)
addcommit(b"G", 6)
merge_(5)
commit(b"H", 7)
update(5)
addcommit(b"I", 8)
# Ancestors
print('Ancestors of 5')
for r in repo.changelog.ancestors([5]):
print(r, end=' ')
print('\nAncestors of 6 and 5')
for r in repo.changelog.ancestors([6, 5]):
print(r, end=' ')
print('\nAncestors of 5 and 4')
for r in repo.changelog.ancestors([5, 4]):
print(r, end=' ')
print('\nAncestors of 7, stop at 6')
for r in repo.changelog.ancestors([7], 6):
print(r, end=' ')
print('\nAncestors of 7, including revs')
for r in repo.changelog.ancestors([7], inclusive=True):
print(r, end=' ')
print('\nAncestors of 7, 5 and 3, including revs')
for r in repo.changelog.ancestors([7, 5, 3], inclusive=True):
print(r, end=' ')
# Descendants
print('\n\nDescendants of 5')
for r in repo.changelog.descendants([5]):
print(r, end=' ')
print('\nDescendants of 5 and 3')
for r in repo.changelog.descendants([5, 3]):
print(r, end=' ')
print('\nDescendants of 5 and 4')
print(*repo.changelog.descendants([5, 4]), sep=' ')