Questions tagged [geodataframe]
is a pandas.DataFrame that has a column with geometry
112
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How to convert GeoSeries polygons to lists of coordinates?
I have a GeoDataFrame consisting polygons. How can I convert each polygon into a list of coordinates? Is there any attribute, method or function in GeoPandas to do this?
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Getting AttributeError: 'DataFrame' object has no attribute 'to_file' from GeoPandas even though file converted into GeoDataframe instead of Dataframe
I have turned some R scripts for data cleaning/standardization of shapefiles into Python scripts.
Here is the R code:
x<-c(farm,field,"trialyield",2017)
file<-paste(x, collapse="_&...
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votes
2
answers
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Convert polygon bounding box to geodataframe?
I have a pandas dataframe that contains bounding box information for tiled raster data in the following format.
left bottom right top
466583.40921 3135701....
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3
votes
1
answer
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Geometry Data in GeoDataFrame will not plot
I want to import a CSV to use as a geodataframe. When I plot it, nothing shows, which makes me think I'm doing something wrong. Here's my code.
import pandas as pd
from geopandas import GeoDataFrame
...
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0
votes
1
answer
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MapInfo Pro 64-bit - 16.0.3 - Snap Frame to Guideline (unable to?)
I am using MapInfo Pro 64-bit v16.0.3
In the layout, I want to snap my map frame to the guideline. I've noticed that when I create a rectangular box, this snaps to the guidelines once the edge is ...
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0
votes
1
answer
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Why gdf.explode() doesn't work?
I'm trying to merge 2 geodataframes and combine all entities.
So I use :
cloudNshadow = gpd.overlay(cloud, shadow, how='union')
cloudNshadow = cloudNshadow.unary_union()
But it returns me :
...
- 1,476
1
vote
1
answer
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Intersection with Shapely and Fiona gives Key Error
I have written a script for standalone python based on this example for doing intersections of linestrings (representing streets) and polygons (representing gridcells) using shapely/fiona. The ...
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3
answers
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Creating polygon grid using GeoPandas
I'm working with a GeoDataFrame of points and I need to create a grid of rectangular polygons.
I know how to have bounds of the GeoDataFrame with gdf.geometry.bounds. Now using this information and ...
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2
votes
1
answer
8k
views
CSV to Geodataframe : How to have valid geometry objects?
I'm writing a script with Geopandas. I try to use a csv of blocks to make a spatial join. So I convert it as a Geodataframe. But when I want to set geometry column it returns me Input geometry column ...
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7
votes
2
answers
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Extracting points from LineString or Polygon and making dictionary out of them in GeoPandas
I am building some pre-processing routines for 3D visualization of GIS data and I have several line and polygon shapefiles with multiple features. I want to extract the points for each of the features ...
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votes
1
answer
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AttributeError "'int' object has no attribute 'encode'" when writing GeoDataFrame into shapefile or spatialite with GeoPandas
I am trying to save a GeoDataFrame as a shapefile or spatialite, but for some reason, I get this error:
File "fiona\ogrext.pyx", line 951, in fiona.ogrext.WritingSession.start (fiona/ogrext....
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74
votes
3
answers
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Converting Pandas DataFrame to GeoDataFrame
This seems like a simple enough question, but I can't figure out how to convert a Pandas DataFrame to a GeoDataFrame for a spatial join?
Here is an example of what my data looks like using df.head():
...
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