find lots of POIs in specified city such as "chengdu" and "beijing"
File Description
config.py
config file of downloading and data clean
get_category.py
download categories of POIs of specified city
get_keyword.py
download keywords of POIs of specified city
get_poi.py
download POIs of specified city
convert_location.html
convert projection coordination to baidu coordination
poi_filter.py
convert baidu coordination to wgs-84(if you don't want to do this, you can change the corresponding code
with coordination transform tool in ./import_code) and remove POIs that out of specified range
How To Use
1. adjust the config.py according to your purpose
2. run get_category.py
3. run get_keyword.py
4. run get_poi.py(this may takes 2-3 days normally)
5. run convert_location.html in your browser and move the downloaded file to the directory of this project and rename this file like "chengdu_poi_lng_lat.txt" if necessary
POIs dataset downloaded by this tool isn't very precise, it may only used in some interesting tests/demos, if you want to get the real POIs dataset, you may use the API of baidu map SDK(http://lbsyun.baidu.com/index.php?title=webapi)