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import warnings
from pyproj import CRS
def explicit_crs_from_epsg(crs=None, epsg=None):
"""
Gets full/explicit CRS from EPSG code provided.
Parameters
----------
crs : dict or string, default None
An existing crs dict or Proj string with the 'init' key specifying an EPSG code
epsg : string or int, default None
The EPSG code to lookup
"""
warnings.warn(
"explicit_crs_from_epsg is deprecated. "
"You can set the epsg on the GeoDataFrame (gdf) using gdf.crs=epsg",
FutureWarning,
stacklevel=2,
)
if crs is not None:
return CRS.from_user_input(crs)
elif epsg is not None:
return CRS.from_epsg(epsg)
raise ValueError("Must pass either crs or epsg.")
def epsg_from_crs(crs):
"""
Returns an epsg code from a crs dict or Proj string.
Parameters
----------
crs : dict or string, default None
A crs dict or Proj string
"""
warnings.warn(
"epsg_from_crs is deprecated. "
"You can get the epsg code from GeoDataFrame (gdf) "
"using gdf.crs.to_epsg()",
FutureWarning,
stacklevel=2,
)
crs = CRS.from_user_input(crs)
if "init=epsg" in crs.to_string().lower():
epsg_code = crs.to_epsg(0)
else:
epsg_code = crs.to_epsg()
return epsg_code
def get_epsg_file_contents():
warnings.warn("get_epsg_file_contents is deprecated.", FutureWarning, stacklevel=2)
return ""
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