Reformating_readme.rst usage example.

Author: jposada202020

README.rst

@@ -54,27 +54,27 @@ To install in a virtual environment in your current project:
 Usage Example
 =============
 
-.. code-block:: python
+.. code-block:: python3
 
-	import adafruit_bme680
-	import time
-	import board
+    import adafruit_bme680
+    import time
+    import board
 
-	# Create sensor object, communicating over the board's default I2C bus
+    # Create sensor object, communicating over the board's default I2C bus
     i2c = board.I2C()   # uses board.SCL and board.SDA
     bme680 = adafruit_bme680.Adafruit_BME680_I2C(i2c)
 
-	# change this to match the location's pressure (hPa) at sea level
-	bme680.sea_level_pressure = 1013.25
+    # change this to match the location's pressure (hPa) at sea level
+    bme680.sea_level_pressure = 1013.25
 
-	while True:
-	    print("\nTemperature: %0.1f C" % bme680.temperature)
-	    print("Gas: %d ohm" % bme680.gas)
-	    print("Humidity: %0.1f %%" % bme680.relative_humidity)
-	    print("Pressure: %0.3f hPa" % bme680.pressure)
-	    print("Altitude = %0.2f meters" % bme680.altitude)
+    while True:
+        print("\nTemperature: %0.1f C" % bme680.temperature)
+        print("Gas: %d ohm" % bme680.gas)
+        print("Humidity: %0.1f %%" % bme680.relative_humidity)
+        print("Pressure: %0.3f hPa" % bme680.pressure)
+        print("Altitude = %0.2f meters" % bme680.altitude)
 
-	    time.sleep(2)
+        time.sleep(2)
 
 
 Contributing