pygmt.project: Migrate the 'center'/'endpoint'/'pole'/'width'/'length' parameters to the new alias system #4172
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seisman
commented
Oct 23, 2025
| aliasdict = AliasSystem( | ||
| C=Alias(center, name="center", sep="/", size=2), | ||
| E=Alias(endpoint, name="endpoint", sep="/", size=2), | ||
| L=Alias(length, name="length", sep="/", size=2, mapping={"limit": "w"}), |
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I've added doctests in PR #4173 to ensure that parameters sep and mapping can coexist.
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Parameters
center/endpoint/pole/widthall accept a tuple of two values. This PR migrates them to the new alias system.The
lengthparameter is slightly complicated in that it can accept a tuple or a string"w"(with the long name"limit"from https://github.com/GenericMappingTools/gmt/blob/88b836ea9f6429e4d94fbadd508ef97497671eb1/src/longopt/project_inc.h#L37).