python - How do I push coordinates from a pandas dataframe to into a List? -
i have pandas dataframe of x y coordiantes so;
import pandas pd coords = pd.read_csv("covariates/coords.csv") print coords.head(n=5) coordinates x y 0 434483.347684 1873512.572689 1 433703.881013 1874208.610947 2 433087.930224 1874647.987855 3 432620.418522 1875015.801780 4 432623.666835 1875078.630570
i want push coords list purpose of making point shapefile, à la this quesiton
how export coordinates data frame list style seen below?
ptlist =[[1873512.572689,1873512.572689],[1873512.572689, 1873512.572689],[1873512.572689, 1873512.572689]]
use use df.values.tolist()
?
in [21]: df.values.tolist() out[21]: [[434483.34768400004, 1873512.572689], [433703.88101300003, 1874208.610947], [433087.93022399995, 1874647.987855], [432620.418522, 1875015.8017799999], [432623.66683500004, 1875078.63057]]
df.values
creates numpy array , call tolist()
access list of lists.
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