python: fix examples and add maa_init() call in swig

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>

examples/python/blink-io8.py

@@ -25,13 +25,12 @@
 import pymaa as maa
 import time
 
-maa.maa_init()
-x = maa.gpio_t()
-maa.gpio_init(x, 8)
-maa.gpio_dir(x, "out")
+maa.init()
+x = maa.Gpio(8)
+x.dir(maa.MAA_GPIO_OUT)
 
 while True:
-    maa.gpio_write(x,1)
+    x.write(1)
     time.sleep(0.2)
-    maa.gpio_write(x,0)
+    x.write(0)
     time.sleep(0.2)

examples/python/cycle-pwm3.py

@@ -25,7 +25,7 @@
 import pymaa as maa
 import time
 
-maa.maa_init()
+maa.init()
 x = maa.PWM(0,3)
 x.enable(1);
 x.period_us(20)

examples/python/hello_gpio.py

@@ -24,8 +24,6 @@
 
 import pymaa
 
-pumaa.maa_init()
-x = pymaa.gpio_t()
-print(x.pin)
-pymaa.gpio_init(x, 8)
+pumaa.init()
+x = pymaa.Gpio(13)
 print(x.pin)

examples/python/readi2c.py

@@ -22,10 +22,10 @@
 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-import pymaa
+import pymaa as maa
 
-pumaa.maa_init()
-x = pymaa.I2CSlave(27,28)
+maa.init()
+x = maa.I2c()
 x.address(0x62)
 y= "  "
 ret = x.read(y, 2)