Zoom to your current location in QGIS (assuming EPSG 4326)

zoom2me.py

import qgis.utils
import pycurl
import StringIO
import json

buffer = StringIO.StringIO()
c = pycurl.Curl()
c.setopt(c.URL, 'http://ipinfo.io/')
c.setopt(c.WRITEDATA, buffer)
c.perform()
c.close()
body = buffer.getvalue()
lat, lon = [float(coord) for coord in json.loads(body)['loc'].split(',')]
mc = qgis.utils.iface.mapCanvas()
scale = 0.01
rect = QgsRectangle(lon-scale,lat-scale,lon+scale,lat+scale)
mc.setExtent(rect)
mc.refresh()

IP address geolocation is not an exact science.