print(f"{self.func.__name__} executed in {end_time - start_time:.4f}s") return result @TimerDecorator def example_function(): time.sleep(1) print("Function executed") example_function() 在这个例子中,TimerDecorator类通过
subprocess.run(args,*,stdin=None,input=None,stdout=None,stderr=None,shell=False,timeout=None,check=False,universal_newlines=False)subprocess.call(args,*,stdin=None,stdout=None,stderr=None,shell=False,timeout=None)subprocess.check_call(args,*,stdin=None,stdout=None,stderr=None,shell=False,time...
get/set_parameter – get or set run-time parameters Y - begin/commit/rollback/savepoint/release – transaction handling Y - get – get a row from a database table or view Y - insert – insert a row into a database table Y - update – update a row in a database table Y - upsert...
import datetime import time stamp = datetime.datetime.now().strftime("%H:%M:%S") time.slee...
a=machine.freq() # get the current frequency of the CPU print(a) #machine.freq(96000000) # set the CPU frequency to 96 MHz 控制GPIO: from machine import Pin for i in range(10): Pin('PB30',Pin.OUT,value=1) for j in range(32000): ...
import paramiko import time import subprocess import os class Ping(object): third_octect = range(5) last_octect = range(1,255) def __init__(self): self.ping() def ping(self): self.remove_last_reachable_ip_file_exist() for ip3 in self.third_octect: for ip4 in self.last_octect:...
""" return "" def clock(): # real signature unknown; restored from __doc__ """ clock() -> floating point number Return the CPU time or real time since the start of the process or since the first call to clock(). This has as much precision as the system records. """ return 0....
() timeout_handle = loop.call_later(timeout, _release_waiter, waiter) cb = functools.partial(_release_waiter, waiter) fut = ensure_future(fut, loop=loop) fut.add_done_callback(cb) try: try: await waiter except futures.CancelledError: fut.remove_done_callback(cb) fut.cancel() raise ...
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If you've installed Pyenv using Pyenv-installer or Git checkout, you can also upgrade your installation at any time using Git. To upgrade to the latest development version of pyenv, usegit pull: cd$(pyenv root)git pull To upgrade to a specific release of Pyenv, check out the corresponding...