import pyshp
from Shapely import Point # Point class
from Shapely import shape # shape() is a function to convert geo objects through the interface

point = (1234,5678) # an x,y tuple
shp = shapefile.reader('path/to/shp') #open the shapefile
all_shapes = shp.shapes() # get all the polygons
all_records = shp.records()
for i in len(all_shapes):
    boundary = all_shapes[i] # get the first polygon
    if Point(pt).within(shape(boundary)): # make a point as see if it's in the polygon
       name = all_records[i][2] # get the second field of the corresponding record
       print "The point is in", name