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How to use _remap_range method in localstack

Best Python code snippet using localstack_python

rm.py

Source:rm.py

...101            twelve_select = 5102        else:103            twelve_select = None104        slider_position = self.chan0.value105        temperature = self._remap_range(slider_position, 0, 65535, 0, 18500)106        if temperature > 0:107            temperature = math.log(temperature)108        temperature = int(temperature) / 10109        return {'genre':twelve_select, 'tense':tense, 'temperature':temperature}110    def find_rumour(self, genre, tense, temperature):111        """Get a rumour from the store that matches the given criteria112        Parameters:113        genre (int):114        temperature (float): in the range 0..1115        Returns:116        r (dict): a random rumour matching the criteria117        """118        genre = str(genre)119        if genre in ('3','4'):120            genre += tense121        temperature = str(temperature)122        print(genre, 'in', self.rumour_store.keys())123        print(temperature, 'in', self.rumour_store[genre].keys())124        print('entries:', len(self.rumour_store[genre][temperature]))125        return self.rumour_store[genre][temperature].pop()126    def print_rumour(self, r):127        """take a cleaned rumour and send it to the printer128        Parameters:129        r (dict): dictionary of rumour info, containing at least keys 130                    of title, body, genre, temperature131        """132        if not self.printer:133            return False # printer hasn't been initialised yet134        135        r = self.clean_rumour(r)136        title, body = r['title'], r['body']137        # clean up strings138        title = re.sub(r'[^A-Za-z\s0-9,.;:.!\'"&\[\]\(\)]', '', r['title']).strip()139        print('==>', title)140        body = re.sub(r'[^A-Za-z\s0-9,.;:.!]', '', r['body']).strip()141        print('-->', body)142        self.printer.feed(2)143        144        # Test character double-height on & off145        self.printer.justify = adafruit_thermal_printer.JUSTIFY_CENTER146        self.printer.underline = adafruit_thermal_printer.UNDERLINE_THIN147        self.printer.print('Rumour from the Rumour Mill')148        self.printer.underline = None149        self.printer.feed(2)150        self.printer.justify = adafruit_thermal_printer.JUSTIFY_LEFT151        self.printer.double_height = True152        self.printer.print("\n".join(self.tw.wrap(text=title)))153        self.printer.double_height = False154        self.printer.feed(1)155        self.printer.size = adafruit_thermal_printer.SIZE_SMALL156        self.printer.print("\n".join(self.tw.wrap(text=body)))157        self.printer.feed(1)158        self.printer.justify = adafruit_thermal_printer.JUSTIFY_CENTER159        self.printer.underline = adafruit_thermal_printer.UNDERLINE_THIN160        self.printer.print('Rumour from the Rumour Mill')161        self.printer.underline = None162        self.printer.feed(1)163#        self.printer.justify = adafruit_thermal_printer.JUSTIFY_CENTER164#        self.barcode_string = (str(r['genre']) + 'x')[:2]+str(r['temperature'])165#        self.printer.setBarcodeHeight(30)166#        self.printer.printBarcode(barcode_string.upper(), printer.CODE39)167        self.printer.feed(2)168        self.printer.justify = adafruit_thermal_printer.JUSTIFY_LEFT169        if isinstance(r['genre'], int):170            genrename = self.GENRES[r['genre']]171            tense = None172        else:173            genrename = self.GENRES[int(r['genre'][0])]174            tense = r['genre'][1:]175            176        self.printer.print('Wackiness: ' + str(r['temperature'] * 10) + '/10')177        self.printer.print('Genre: ' + genrename)178        if tense:179            self.printer.print('Time: ' + tense)180        else:181            self.printer.print('No flux capacitor for this genre')182        self.printer.feed(1)183        self.printer.justify = adafruit_thermal_printer.JUSTIFY_RIGHT184        metainfo = 'METAINFO: '185        for k in r.keys():186            if k not in ('text', 'body', 'title'):187                metainfo += '#' + str(k) + '@' + str(r[k])188        self.printer.print(metainfo)189        self.printer.bold = True190        self.printer.justify = adafruit_thermal_printer.JUSTIFY_CENTER191        self.printer.print('-- END OF RUMOUR --')192        self.printer.feed(3)193#        printer.sleep()      # Tell printer to sleep194#        printer.wake()       # Call wake() before printing again, even if reset195#        printer.setDefault() # Restore printer to defaults196    197    def clean_rumour(self, rumour):198        """ take a rumour object, and clean it up199        """200        text = rumour['text']201        strip_strings = ('Share this article', 'RELATED ARTICLES', 202            'Story highlights', '(CNN)', '&gt;', 203            "Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.",204            'JUST WATCHED', 'MUST WATCH', 'Read More', 'Watch more!', 'SPONSORED:',205            'Getty Images')206        for s in strip_strings:207            text = text.replace(s, '')208        text = re.sub(r'By [A-Za-z]+ [A-Za-z]+, .+?\n ', '', text)209        text = re.sub(r'\[([^\]]+)\]\([^\)]+\)', '\1', text) # markdown210        if ' Text: ' in text:211            fulltitle, body = text.split(' Text: ')212            title = fulltitle.replace(rumour['prefix'], '').strip()213        elif ' Title: ' in text:214            fulltitle, body = text.split(' Title: ')215            title = fulltitle.replace(rumour['prefix'], '').strip()216        else:217            title = text.split('\n')[1].strip()218            body = text.replace(rumour['prefix'], '').replace(title, '').strip()219        title_sents = nltk.sent_tokenize(title)220        if len(title_sents) > 1:221            title = title_sents[0]222            body = ' '.join(title_sents[1:]) + ' ' + body223        if not title.strip():224            if 'cnn.com' in rumour['prefix']:225                lines = body.split("\n")226                title = lines[0]227                body = "\n".join(lines[1:]).strip()228            else:229                body_sents = nltk.sent_tokenize(body)230                title = body_sents[0]231                body = ' '.join(body_sents[1:])232        if "\n" in title:233            title_lines = title.split("\n")234            title = title_lines[0]235            body = '\n'.join(title_lines[1:]) + "\n" + body236        rumour['body'] = body.strip()237        rumour['title'] = title.strip()238        #rumour['text'] = text239        return rumour240    def init_pi(self):241        GPIO.setmode(GPIO.BCM)242        import os243        import digitalio244        import adafruit_mcp3xxx.mcp3008 as MCP245        import adafruit_mcp3xxx.analog_in246        # Creates spi bus247        self.spi = busio.SPI(clock=board.SCK, MISO=board.MISO, MOSI=board.MOSI)248        # Creates chip select249        self.cs = digitalio.DigitalInOut(board.D22)250        # Creates mcp object251        self.mcp = MCP.MCP3008(self.spi, self.cs)252        # Creates analog input channel on pin 0253        self.chan0 = adafruit_mcp3xxx.analog_in.AnalogIn(self.mcp, MCP.P0)254        # Assigns channels to inputs for switches (toggle and 12 step)255        GPIO.setup(self.toggleup, GPIO.IN, pull_up_down=GPIO.PUD_UP)256        GPIO.setup(self.toggledown, GPIO.IN, pull_up_down=GPIO.PUD_UP)257        GPIO.setup(self.twlvStepOne, GPIO.IN, pull_up_down=GPIO.PUD_UP)258        GPIO.setup(self.twlvStepTwo, GPIO.IN, pull_up_down=GPIO.PUD_UP)259        GPIO.setup(self.twlvStepThree, GPIO.IN, pull_up_down=GPIO.PUD_UP)260        GPIO.setup(self.twlvStepFour, GPIO.IN, pull_up_down=GPIO.PUD_UP)261        GPIO.setup(self.twlvStepFive, GPIO.IN, pull_up_down=GPIO.PUD_UP)262        GPIO.setup(self.twlvStepSix, GPIO.IN, pull_up_down=GPIO.PUD_UP)263    def init_printer(self):264        import serial265        266        self.thermal_printer = adafruit_thermal_printer.get_printer_class(2.69) # corresponds to printer firmware267        self.uart = serial.Serial("/dev/serial0", baudrate=19200, timeout=3000)268        self.printer = self.thermal_printer(self.uart, auto_warm_up=False)269        self.printer.warm_up()270    def _remap_range(self, value, left_min, left_max, right_min, right_max):271        left_span = left_max - left_min272        right_span = right_max - right_min273        274        valueScaled = int(value - left_min) / int(left_span)...

MechClassesPi.py

Source:MechClassesPi.py

...42        # volume when the pot has moved a significant amount43        # on a 16-bit ADC44        self.tolerance = 25045    @staticmethod46    def _remap_range(value, left_min, left_max, right_min, right_max):47        """ This remaps a value from original (left) range to new (right) range. """48        # Figure out how 'wide' each range is49        left_span = left_max - left_min50        right_span = right_max - right_min51        # Convert the left range into a 0-1 range (int)52        value_scaled = int(value - left_min) / int(left_span)53        # Convert the 0-1 range into a value in the right range.54        return int(right_min + (value_scaled * right_span))55    def WatchVol(self):56        """ Infinite loop to read and change volume57        using a Pot and an ADC (mcp3008)."""58        # this keeps track of the last potentiometer value59        last_read = 060        while True:61            # we'll assume that the pot didn't move62            trim_pot_changed = False63            # read the analog pin64            trim_pot = self.chan0.value65            # how much has it changed since the last read?66            pot_adjust = abs(trim_pot - last_read)67            if pot_adjust > self.tolerance:68                trim_pot_changed = True69            if trim_pot_changed:70                # convert 16bit adc0 (0-65535) trim pot read into 0-100 volume level71                set_volume = self._remap_range(trim_pot, 0, 65535, 0, 100)72                # set OS volume playback volume73                # print('Volume = {volume}%'.format(volume=set_volume))74                set_vol_cmd = ('sudo amixer cset numid=1 -- {volume}% > /dev/null'.format(volume=set_volume))75                system(set_vol_cmd)76                # save the potentiometer reading for the next loop77                last_read = trim_pot78            # hang out and do nothing for a half second79            sleep(0.5)80class MailBoxLCD:81    def __init__(self, lcd_columns=16, lcd_rows=2):82        # Define LCD column and row size for 16x2 LCD.83        self.lcd_columns = lcd_columns84        self.lcd_rows = lcd_rows85        # Initialize the LCD using the pins...

MCP3008_Basic_Init.py

Source:MCP3008_Basic_Init.py

...23        print('Raw ADC Value: ', self.chan0.value)24        print('ADC Voltage: ' + str(self.chan0.voltage) + 'V')25        self.threshold = 25026    @staticmethod27    def _remap_range(value, left_min, left_max, right_min, right_max):28        """ This remaps a value from original (left) range to new (right) range. """29        # Figure out how 'wide' each range is30        left_span = left_max - left_min31        right_span = right_max - right_min32        # Convert the left range into a 0-1 range (int)33        value_scaled = int(value - left_min) / int(left_span)34        # Convert the 0-1 range into a value in the right range.35        return int(right_min + (value_scaled * right_span))36    def ReadPotValue(self):37        # this keeps track of the last potentiometer value38        last_read = 039        while True:40            # we'll assume that the pot didn't move41            trim_pot_changed = False42            # read the analog pin43            trim_pot = self.chan0.value44            # how much has it changed since the last read?45            pot_adjust = abs(trim_pot - last_read)46            if pot_adjust > self.threshold:47                trim_pot_changed = True48            if trim_pot_changed:49                # convert 16bit adc0 (0-65535) trim pot read into 0-100 volume level50                trim_pot_value = self._remap_range(trim_pot, 0, 65535, 0, 100)51                print(trim_pot_value)52                # save the potentiometer reading for the next loop53                last_read = trim_pot54            # hang out and do nothing for a half second55            sleep(0.5)56if __name__ == "__main__":57    adc = ADCChipInit(board.D22)...

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