def download_tract_shapefile(state_fips: str, resolution: str) -> None:
target_folder = src_path('cartographic_shapes')
ct_url = ('http://www2.census.gov/geo/' +
f'tiger/GENZ2010/gz_2010_{state_fips}_140_00_{resolution}.zip')
zip_file_name = os.path.split(ct_url)[1]
zip_file_path = os.path.join(target_folder, zip_file_name)
if os.path.isfile(zip_file_path):
print(f'{zip_file_name} already on disk')
return
else:
urllib.request.urlretrieve(ct_url, zip_file_path)
def carto_shapes_src_path(filename: str) -> str:
return src_path('cartographic_boundaries', filename)
def files_target_path(year: int, f_name: str) -> str:
return src_path('tigerline', 'BLOCK', f'{year}', f_name)
def _blocks_zip_path(state_fips: str) -> str:
zip_path = src_path('census', 'shapefile_block',
f'tl_2010_{state_fips}_tabblock10.zip')
return zip_path
def _blocks_shape_path(state_fips: str) -> str:
shp_path = src_path('census', 'shapefile_block',
f'tl_2010_{state_fips}_tabblock10.shp')
return shp_path
def _tracts_zip_path(state_fips: str) -> str:
zip_path = src_path('census', 'census_tract_shapefiles_2010', 'zipped',
f'gz_2010_{state_fips}_140_00_500k.zip')
return zip_path
def year_path_root(year: int) -> str:
return src_path('tigerline', 'ROADS', f'{year}')
def zip_path(year: int) -> str:
zipname = f'tl_{year}_us_county.zip'
zippath = src_path('tigerline', 'COUNTY', f'{year}', zipname)
return zippath
def _download(year: int) -> None:
ftp = ftp_connection(year)
ftp.cwd('COUNTY')
fname = ftp.nlst()[0]
get_binary(fname, src_path('tigerline', 'COUNTY', f'{year}', fname), ftp)
ftp.close()