wwj718

## 问题.md

      
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                wwj718
                / 问题.md
            
            
              Created
              April 20, 2018 11:13
            
              
                为何外部写入的和读出的不一致
              
          
    import serial, json, time
from serial.tools.list_ports import comports as list_serial_ports

def find_microbit():
    """
    Finds the port to which the device is connected.
    https://github.com/mu-editor/mu/blob/803153f661097260206ed2b7cc9a1e71b564d7c3/mu/contrib/microfs.py#L44
    """
    ports = list_serial_ports()


## fuck_microbit.md

      
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                wwj718
                / fuck_microbit.md
            
            
              Last active
              April 20, 2018 10:47
            
          
    pc上:
#!/usr/bin/env python
# encoding: utf-8

import serial, json, time
from serial.tools.list_ports import comports as list_serial_ports

def find_microbit():

  
## pyqt5_broswer_camera.py
# https://stackoverflow.com/questions/48676566/grant-access-to-cam-mic-using-python-for-pyqt-webengine
from PyQt5.QtWidgets import QApplication
from PyQt5.QtWebEngineWidgets import QWebEngineView, QWebEnginePage
from PyQt5.QtCore import QUrl

class WebEnginePage(QWebEnginePage):
    def __init__(self, *args, **kwargs):
        QWebEnginePage.__init__(self, *args, **kwargs)
        self.featurePermissionRequested.connect(self.onFeaturePermissionRequested)

## pub_sub.py
import zmq
import time
from zmq.utils.strtypes import asbytes
import threading

context = zmq.Context()
pub = context.socket(zmq.PUB)
pub.bind("tcp://*:5000")


## zeromq_demo_publisher.py
'''
测试环境:
  python3.6
  pyzmq==17.0.0
'''
import time
import zmq
context = zmq.Context()
socket = context.socket(zmq.PUB)
socket.bind('tcp://127.0.0.1:2000')

## understanding-word-vectors.ipynb

      
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                wwj718
                / understanding-word-vectors.ipynb
            
            
              Created
              March 3, 2018 01:55
                — forked from aparrish/understanding-word-vectors.ipynb
            
              
                Understanding word vectors: A tutorial for "Reading and Writing Electronic Text," a class I teach at ITP. (Python 2.7) Code examples released under CC0 https://creativecommons.org/choose/zero/, other text released under CC BY 4.0 https://creativecommons.org/licenses/by/4.0/
              
          
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## pyb_exec_test.py
# main.py -- put your code here!
c = '''
import pyb
red_led = pyb.LED(1) #
red_led.on()
'''

exec(c.strip())

## asyncio_future.py
import asyncio

# 一个对future进行赋值的函数
async def slow_operation(future):
    await asyncio.sleep(1)
    # 给future赋值
    future.set_result('Future is done!')

loop = asyncio.get_event_loop()
# 创建一个future

## mpy_uasyncio_multi_task.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import uasyncio

async def hello():
    print('Hello world! ' )
    await uasyncio.sleep(1)
    print('Hello again! ' )

## mpy_uasyncio.py
# See original soft_pwm.py for detailed comments.
import uasyncio


async def pwm_cycle(led, duty, cycles):
    duty_off = 20 - duty
    for i in range(cycles):
        if duty:
            print(led)
            await uasyncio.sleep_ms(duty)
	# https://stackoverflow.com/questions/48676566/grant-access-to-cam-mic-using-python-for-pyqt-webengine
	from PyQt5.QtWidgets import QApplication
	from PyQt5.QtWebEngineWidgets import QWebEngineView, QWebEnginePage
	from PyQt5.QtCore import QUrl

	class WebEnginePage(QWebEnginePage):
	def __init__(self, args, *kwargs):
	QWebEnginePage.__init__(self, args, *kwargs)
	self.featurePermissionRequested.connect(self.onFeaturePermissionRequested)
	import zmq
	import time
	from zmq.utils.strtypes import asbytes
	import threading

	context = zmq.Context()
	pub = context.socket(zmq.PUB)
	pub.bind("tcp://*:5000")
	'''
	测试环境:
	python3.6
	pyzmq==17.0.0
	'''
	import time
	import zmq
	context = zmq.Context()
	socket = context.socket(zmq.PUB)
	socket.bind('tcp://127.0.0.1:2000')
	# main.py -- put your code here!
	c = '''
	import pyb
	red_led = pyb.LED(1) #
	red_led.on()
	'''

	exec(c.strip())
	import asyncio

	# 一个对future进行赋值的函数
	async def slow_operation(future):
	await asyncio.sleep(1)
	# 给future赋值
	future.set_result('Future is done!')

	loop = asyncio.get_event_loop()
	# 创建一个future
	#!/usr/bin/env python3
	# -- coding: utf-8 --

	import uasyncio

	async def hello():
	print('Hello world! ' )
	await uasyncio.sleep(1)
	print('Hello again! ' )
	# See original soft_pwm.py for detailed comments.
	import uasyncio


	async def pwm_cycle(led, duty, cycles):
	duty_off = 20 - duty
	for i in range(cycles):
	if duty:
	print(led)
	await uasyncio.sleep_ms(duty)