本文整理匯總了Python中os.fpathconf方法的典型用法代碼示例。如果您正苦於以下問題：Python os.fpathconf方法的具體用法？Python os.fpathconf怎麽用？Python os.fpathconf使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類os的用法示例。
在下文中一共展示了os.fpathconf方法的7個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_communicate_pipe_buf
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def test_communicate_pipe_buf(self):
# communicate() with writes larger than pipe_buf
# This test will probably deadlock rather than fail, if
# communicate() does not work properly.
x, y = os.pipe()
if mswindows:
pipe_buf = 512
else:
pipe_buf = os.fpathconf(x, "PC_PIPE_BUF")
os.close(x)
os.close(y)
p = subprocess.Popen([sys.executable, "-c",
'import sys,os;'
'sys.stdout.write(sys.stdin.read(47));'
'sys.stderr.write("xyz"*%d);'
'sys.stdout.write(sys.stdin.read())' % pipe_buf],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
self.addCleanup(p.stdout.close)
self.addCleanup(p.stderr.close)
self.addCleanup(p.stdin.close)
string_to_write = "abc"*pipe_buf
(stdout, stderr) = p.communicate(string_to_write)
self.assertEqual(stdout, string_to_write) 示例2: test_communicate_pipe_buf
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def test_communicate_pipe_buf(self):
# communicate() with writes larger than pipe_buf
# This test will probably deadlock rather than fail, if
# communicate() does not work properly.
if mswindows or (jython and os._name == 'nt'):
pipe_buf = 512
elif jython:
pipe_buf = 16384
else:
x, y = os.pipe()
pipe_buf = os.fpathconf(x, "PC_PIPE_BUF")
os.close(x)
os.close(y)
p = subprocess.Popen([sys.executable, "-c",
'import sys,os;'
'sys.stdout.write(sys.stdin.read(47));' \
'sys.stderr.write("xyz"*%d);' \
'sys.stdout.write(sys.stdin.read())' % pipe_buf],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
string_to_write = "abc"*pipe_buf
(stdout, stderr) = p.communicate(string_to_write)
self.assertEqual(stdout, string_to_write) 示例3: main
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def main():
fd = sys.stdin.fileno()
locale.setlocale(locale.LC_ALL, '')
encoding = locale.getpreferredencoding()
print('os.isatty({0}) => {1}'.format(fd, os.isatty(fd)))
print('locale.getpreferredencoding() => {0}'.format(encoding))
display_conf(kind='pathconf',
names=os.pathconf_names,
getter=lambda name: os.fpathconf(fd, name))
try:
(iflag, oflag, cflag, lflag, ispeed, ospeed, cc
) = termios.tcgetattr(fd)
except termios.error as err:
print('stdin is not a typewriter: {0}'.format(err))
else:
display_bitmask(kind='Input Mode',
bitmap=BITMAP_IFLAG,
value=iflag)
display_bitmask(kind='Output Mode',
bitmap=BITMAP_OFLAG,
value=oflag)
display_bitmask(kind='Control Mode',
bitmap=BITMAP_CFLAG,
value=cflag)
display_bitmask(kind='Local Mode',
bitmap=BITMAP_LFLAG,
value=lflag)
display_ctl_chars(index=CTLCHAR_INDEX,
cc=cc)
print('os.ttyname({0}) => {1}'.format(fd, os.ttyname(fd)))
print('os.ctermid() => {0}'.format(os.ttyname(fd))) 示例4: test_fpathconf
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def test_fpathconf(self):
self.check(os.fpathconf, "PC_NAME_MAX") 示例5: test_fpathconf
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def test_fpathconf(self):
if hasattr(os, "fpathconf"):
self.check(os.fpathconf, "PC_NAME_MAX") 示例6: test_fpathconf
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def test_fpathconf(self):
self.check(os.pathconf, "PC_NAME_MAX")
self.check(os.fpathconf, "PC_NAME_MAX") 示例7: testLineReader
# 需要導入模塊: import os [as 別名]
# 或者: from os import fpathconf [as 別名]
def testLineReader(self):
p = os.pipe()
pipeSize = os.fpathconf(p[0], os.pathconf_names['PC_PIPE_BUF'])
rdr = util.LineReader(p[0])
writeFd = p[1]
os.write(writeFd, "hel")
assert(rdr.readlines() == [ ])
os.write(writeFd, "lo\n")
assert(rdr.readlines() == [ "hello\n" ])
os.write(writeFd, "hello\nworld\n")
assert(rdr.readlines() == [ "hello\n", "world\n" ])
os.write(writeFd, "hello\nthere")
assert(rdr.readlines() == [ "hello\n" ])
os.write(writeFd, "\nbig")
assert(rdr.readlines() == [ "there\n" ])
os.write(writeFd, "\nwide\nworld\n")
assert(rdr.readlines() == [ "big\n", "wide\n", "world\n" ])
os.close(writeFd)
assert(rdr.readlines() == None )
os.close(p[0])