Some vectorized GIS operations

vectorization.py

# -*- coding: utf-8 -*-


from functools import wraps
import numpy as np
from shapely import wkb


def vectorize(**vectorize_kwargs):
    """ A (numpy) vectorizing decorator
    """
    def _vectorize(func):
        @wraps(func)
        def wrapper(*args, **kwargs):
            return np.vectorize(func, **vectorize_kwargs)(*args, **kwargs)
        return wrapper
    return _vectorize
  
@vectorize(otypes=['object'])
def get_centroid(x):
    return wkb.loads(x, hex=True).centroid


@vectorize(otypes=['object'])
def wkb_hex_loads(x):
    return wkb.loads(x, hex=True)


@vectorize(otypes=['object'])
def wkb_hex_dumps(x):
    return wkb.dumps(x, hex=True)