remove bad quotes

examples/barcodes.py

@@ -2,7 +2,7 @@ from escpos.printer import Usb
 
 
 # Adapt to your needs
-p = Usb(0x0416, 0x5011, profile="POS-5890")
+p = Usb(0x0416, 0x5011, profile='POS-5890')
 
 # Print software and then hardware barcode with the same content
 p.soft_barcode('code39', '123456')

examples/codepage_tables.py

@@ -17,9 +17,9 @@ def main():
 
     for codepage in sys.argv[1:] or ['USA']:
         dummy.set(height=2, width=2)
-        dummy._raw(codepage + "\n\n\n")
+        dummy._raw(codepage + '\n\n\n')
         print_codepage(dummy, codepage)
-        dummy._raw("\n\n")
+        dummy._raw('\n\n')
 
     dummy.cut()
 
@@ -30,22 +30,22 @@ def print_codepage(printer, codepage):
     if codepage.isdigit():
         codepage = int(codepage)
         printer._raw(CODEPAGE_CHANGE + six.int2byte(codepage))
-        printer._raw("after")
+        printer._raw('after')
     else:
         printer.charcode(codepage)
 
-    sep = ""
+    sep = ''
 
     # Table header
     printer.set(font='b')
-    printer._raw("  {}\n".format(sep.join(map(lambda s: hex(s)[2:], range(0, 16)))))
+    printer._raw('  {}\n'.format(sep.join(map(lambda s: hex(s)[2:], range(0, 16)))))
     printer.set()
 
     # The table
     for x in range(0, 16):
         # First column
         printer.set(font='b')
-        printer._raw("{} ".format(hex(x)[2:]))
+        printer._raw('{} '.format(hex(x)[2:]))
         printer.set()
 
         for y in range(0, 16):

examples/qr_code.py

@@ -4,7 +4,7 @@ from escpos.printer import Usb
 
 
 def usage():
-    print("usage: qr_code.py <content>")
+    print('usage: qr_code.py <content>')
 
 
 if __name__ == '__main__':
@@ -15,5 +15,5 @@ if __name__ == '__main__':
     content = sys.argv[1]
 
     # Adapt to your needs
-    p = Usb(0x0416, 0x5011, profile="POS-5890")
+    p = Usb(0x0416, 0x5011, profile='POS-5890')
     p.qr(content, center=True)

examples/software_barcode.py

@@ -2,7 +2,7 @@ from escpos.printer import Usb
 
 
 # Adapt to your needs
-p = Usb(0x0416, 0x5011, profile="POS-5890")
+p = Usb(0x0416, 0x5011, profile='POS-5890')
 
 # Some software barcodes
 p.soft_barcode('code128', 'Hello')

examples/weather.py

@@ -25,22 +25,22 @@ from escpos.printer import Usb
 
 """ Setting up the main pathing """
 this_dir, this_filename = os.path.split(__file__)
-GRAPHICS_PATH = os.path.join(this_dir, "graphics/climacons/")
+GRAPHICS_PATH = os.path.join(this_dir, 'graphics/climacons/')
 
 # Adapt to your needs
-printer = Usb(0x0416, 0x5011, profile="POS-5890")
+printer = Usb(0x0416, 0x5011, profile='POS-5890')
 
 # You can get your API Key on www.darksky.net and register a dev account.
 # Technically you can use any other weather service, of course :)
-API_KEY = "YOUR API KEY"
+API_KEY = 'YOUR API KEY'
 
-LAT = "22.345490"       # Your Location
-LONG = "114.189945"     # Your Location
+LAT = '22.345490'       # Your Location
+LONG = '114.189945'     # Your Location
 
 
 def forecast_icon(idx):
     icon = data['daily']['data'][idx]['icon']
-    image = GRAPHICS_PATH + icon + ".png"
+    image = GRAPHICS_PATH + icon + '.png'
     return image
 
 
@@ -80,23 +80,23 @@ def forecast(idx):
 
 def icon():
     icon = data['currently']['icon']
-    image = GRAPHICS_PATH + icon + ".png"
+    image = GRAPHICS_PATH + icon + '.png'
     return image
 
 
 deg = ' C'      # Degree symbol on thermal printer, need to find a better way to use a proper degree symbol
 
 # if you want Fahrenheit change units= to 'us'
-url = "https://api.darksky.net/forecast/" + API_KEY + "/" + LAT + "," + LONG + \
-    "?exclude=[alerts,minutely,hourly,flags]&units=si"  # change last bit to 'us' for Fahrenheit
+url = 'https://api.darksky.net/forecast/' + API_KEY + '/' + LAT + ',' + LONG + \
+    '?exclude=[alerts,minutely,hourly,flags]&units=si'  # change last bit to 'us' for Fahrenheit
 response = urllib.urlopen(url)
 data = json.loads(response.read())
 
 printer.print_and_feed(n=1)
-printer.control("LF")
+printer.control('LF')
 printer.set(font='a', height=2, align='center', bold=True, double_height=True)
-printer.text("Weather Forecast")
-printer.text("\n")
+printer.text('Weather Forecast')
+printer.text('\n')
 printer.set(align='center')
 
 
@@ -104,7 +104,7 @@ printer.set(align='center')
 printer.set(font='a', height=2, align='center', bold=True, double_height=False)
 printer.text('Current conditions: \n')
 printer.image(icon())
-printer.text("\n")
+printer.text('\n')
 
 printer.set(font='a', height=2, align='left', bold=False, double_height=False)
 temp = data['currently']['temperature']
@@ -124,4 +124,4 @@ printer.text('Forecast: \n')
 forecast(0)
 forecast(1)
 printer.cut()
-printer.control("LF")
+printer.control('LF')