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17 changes: 7 additions & 10 deletions pygmt/helpers/decorators.py
Original file line number Diff line number Diff line change
Expand Up @@ -634,7 +634,6 @@ def kwargs_to_strings(**conversions):
string
* 'sequence_comma': transforms a sequence into a ``','`` separated string
* 'sequence_plus': transforms a sequence into a ``'+'`` separated string
* 'sequence_space': transforms a sequence into a ``' '`` separated string

Parameters
----------
Expand All @@ -645,7 +644,7 @@ def kwargs_to_strings(**conversions):

Examples
--------
>>> @kwargs_to_strings(R="sequence", i="sequence_comma", files="sequence_space")
>>> @kwargs_to_strings(R="sequence", i="sequence_comma")
... def module(*args, **kwargs):
... "A module that prints the arguments it received"
... print("{", end="")
Expand All @@ -670,7 +669,7 @@ def kwargs_to_strings(**conversions):
>>> module(i=[1, 2])
{'i': '1,2'}
>>> module(files=["data1.txt", "data2.txt"])
{'files': 'data1.txt data2.txt'}
{'files': ['data1.txt', 'data2.txt']}
>>> # Other non-boolean arguments are passed along as they are
>>> module(123, bla=(1, 2, 3), foo=True, A=False, i=(5, 6))
{'A': False, 'bla': (1, 2, 3), 'foo': True, 'i': '5,6'}
Expand All @@ -695,7 +694,6 @@ def kwargs_to_strings(**conversions):
>>> # Here is a more realistic example
>>> # See https://github.com/GenericMappingTools/pygmt/issues/2361
>>> @kwargs_to_strings(
... files="sequence_space",
... offset="sequence",
... R="sequence",
... i="sequence_comma",
Expand All @@ -711,21 +709,20 @@ def kwargs_to_strings(**conversions):
... )
... print("}")
>>> module(files=["data1.txt", "data2.txt"])
data1.txt data2.txt -54p/-54p {}
['data1.txt', 'data2.txt'] -54p/-54p {}
>>> module(["data1.txt", "data2.txt"])
data1.txt data2.txt -54p/-54p {}
['data1.txt', 'data2.txt'] -54p/-54p {}
>>> module(files=["data1.txt", "data2.txt"], offset=("20p", "20p"))
data1.txt data2.txt 20p/20p {}
['data1.txt', 'data2.txt'] 20p/20p {}
>>> module(["data1.txt", "data2.txt"], ("20p", "20p"))
data1.txt data2.txt 20p/20p {}
['data1.txt', 'data2.txt'] 20p/20p {}
>>> module(["data1.txt", "data2.txt"], ("20p", "20p"), R=[1, 2, 3, 4])
data1.txt data2.txt 20p/20p {'R': '1/2/3/4'}
['data1.txt', 'data2.txt'] 20p/20p {'R': '1/2/3/4'}
"""
separators = {
"sequence": "/",
"sequence_comma": ",",
"sequence_plus": "+",
"sequence_space": " ",
}

for arg, fmt in conversions.items():
Expand Down