def test_sane_template(self):
p = tempfile.gettempprefix()
self.assertIsInstance(p, str)
self.assertGreater(len(p), 0)
pb = tempfile.gettempprefixb()
self.assertIsInstance(pb, bytes)
self.assertGreater(len(pb), 0)
def test_gettempprefix(self):
ctx = self.TM.new_context()
pre = ctx.gettempprefix()
self.assertIsInstance(pre, str)
self.assertEqual(pre, tempfile.gettempprefix())
preb = ctx.gettempprefixb()
self.assertIsInstance(preb, bytes)
self.assertEqual(preb, tempfile.gettempprefixb())
def test_sane_template(self):
# gettempprefix returns a nonempty prefix string
p = tempfile.gettempprefix()
self.assertIsInstance(p, str)
self.assertGreater(len(p), 0)
pb = tempfile.gettempprefixb()
self.assertIsInstance(pb, bytes)
self.assertGreater(len(pb), 0)
def test_sane_template(self):
# gettempprefix returns a nonempty prefix string
p = tempfile.gettempprefix()
self.assertIsInstance(p, str)
self.assertGreater(len(p), 0)
pb = tempfile.gettempprefixb()
self.assertIsInstance(pb, bytes)
self.assertGreater(len(pb), 0)
def gettempprefixb(self):
return tempfile.gettempprefixb()
def tmp11():
print(tempfile.gettempdir())
print(tempfile.gettempprefix())
print(tempfile.gettempdirb())
print(tempfile.gettempprefixb())
print(os.sep)
def update_event(self, inp=-1):
self.set_output_val(0, tempfile.gettempprefixb())
def gettempprefixb(self):
"""Same as :meth:`gettempprefix()`, but the return value is ``bytes``
"""
return tempfile.gettempprefixb()
增加的max_size参数默认为0，当内存中需要写入数据大小超过max_size后或文件的fileno()方法被调用时，将内容写入硬盘，此时操作与TemporaryFile一致'''
# tempfile.SpooledTemporaryFile(max_size=0, mode='w+b', buffering=None, encoding=None, newline=None, suffix=None, prefix=None, dir=None)
'''生成临时目录'''
# tempfile.TemporaryDirectory(suffix=None, prefix=None, dir=None)
import tempfile
fp = tempfile.TemporaryFile()
print(
fp.name) # C:\Users\dxj728\AppData\Local\Temp\tmppzl2lqxk \\ 返回临时文件路径名
print(tempfile.gettempdir()
) # C:\Users\dxj728\AppData\Local\Temp \\ 获取系统的临时目录
print(tempfile.gettempdirb()
) # b'C:\\Users\\dxj728\\AppData\\Local\\Temp' \\ 与上相同，只是返回字节串
print(tempfile.gettempprefix()
) # tmp \\ 返回用于生成临时文件的前缀名
print(tempfile.gettempprefixb()
) # b'tmp' \\ 与上相同，只是返回字节串
fp.write('hello'.encode('utf-8'))
fp.write('world'.encode('utf-8'))
fp.seek(0) # 文件指针移到开始处，准备读取文件
print(fp.read().decode('utf-8'))
fp.close() # 关闭临时文件，该文件会被自动删除
with tempfile.TemporaryDirectory() as fd: # 使用with语句创建临时目录
print(fd) # C:\Users\dxj728\AppData\Local\Temp\tmpfv9k_b8m \\ 返回临时目录
# -*- encoding: utf-8 -*-
import tempfile
print("Dir temporal del sistema", tempfile.gettempdir())
print("Dir temporal (en bytes)", tempfile.gettempdirb()) # Python +3.5
print("Prefijo:", tempfile.gettempprefix())
print("Prefijo (en bytes)", tempfile.gettempprefixb()) # Python +3.5
#tempfile.tempdir = '/home/usuario/temp'
print("Directorio temporal", tempfile.gettempdir())
print("Directorio temporal", tempfile.tempdir)