def tags_handler(ctx, param, value):
"""Get tags from a template file or command line."""
retval = options.from_like_context(ctx, param, value)
if retval is None and value:
try:
retval = dict(p.split('=') for p in value)
except:
raise click.BadParameter(
"'%s' contains a malformed tag." % value,
param=param, param_hint='transform')
return retval
def transform_handler(ctx, param, value):
"""Get transform value from a template file or command line."""
retval = options.from_like_context(ctx, param, value)
if retval is None and value:
try:
value = json.loads(value)
except ValueError:
pass
try:
retval = guard_transform(value)
except:
raise click.BadParameter(
"'%s' is not recognized as an Affine array." % value,
param=param, param_hint='transform')
return retval
def crs_handler(ctx, param, value):
"""Get crs value from a template file or command line."""
retval = options.from_like_context(ctx, param, value)
if retval is None and value:
try:
retval = json.loads(value)
except ValueError:
retval = value
try:
if isinstance(retval, dict):
retval = CRS(retval)
else:
retval = CRS.from_string(retval)
except CRSError:
raise click.BadParameter(
"'%s' is not a recognized CRS." % retval,
param=param, param_hint='crs')
return retval
def crs_handler(ctx, param, value):
"""Get crs value from a template file or command line."""
retval = options.from_like_context(ctx, param, value)
if retval is None and value:
try:
retval = json.loads(value)
except ValueError:
retval = value
try:
if isinstance(retval, dict):
retval = CRS(retval)
else:
retval = CRS.from_string(retval)
except CRSError:
raise click.BadParameter(
"'%s' is not a recognized CRS." % retval,
param=param, param_hint='crs')
return retval
def colorinterp_handler(ctx, param, value):
"""Validate a string like ``red,green,blue,alpha`` and convert to
a tuple. Also handle ``RGB`` and ``RGBA``.
"""
if value is None:
return value
# Using '--like'
elif value.lower() == 'like':
return options.from_like_context(ctx, param, value)
elif value.lower() == 'rgb':
return ColorInterp.red, ColorInterp.green, ColorInterp.blue
elif value.lower() == 'rgba':
return ColorInterp.red, ColorInterp.green, ColorInterp.blue, ColorInterp.alpha
else:
colorinterp = tuple(value.split(','))
for ci in colorinterp:
if ci not in ColorInterp.__members__:
raise click.BadParameter(
"color interpretation '{ci}' is invalid. Must be one of: "
"{valid}".format(ci=ci,
valid=', '.join(ColorInterp.__members__)))
return tuple(ColorInterp[ci] for ci in colorinterp)
def colorinterp_handler(ctx, param, value):
"""Validate a string like ``red,green,blue,alpha`` and convert to
a tuple. Also handle ``RGB`` and ``RGBA``.
"""
if value is None:
return value
# Using '--like'
elif value.lower() == 'like':
return options.from_like_context(ctx, param, value)
elif value.lower() == 'rgb':
return ColorInterp.red, ColorInterp.green, ColorInterp.blue
elif value.lower() == 'rgba':
return ColorInterp.red, ColorInterp.green, ColorInterp.blue, ColorInterp.alpha
else:
colorinterp = tuple(value.split(','))
for ci in colorinterp:
if ci not in ColorInterp.__members__:
raise click.BadParameter(
"color interpretation '{ci}' is invalid. Must be one of: "
"{valid}".format(
ci=ci, valid=', '.join(ColorInterp.__members__)))
return tuple(ColorInterp[ci] for ci in colorinterp)