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4 library(janus): Call Python from Prolog
All Application Manual Name SummaryHelp

  • Documentation
    • Reference manual
    • Packages
      • SWI-Prolog Python interface
        • library(janus): Call Python from Prolog
          • py_version/0
          • py_call/1
          • py_call/2
          • py_call/3
          • py_iter/2
          • py_iter/3
          • py_is_object/1
          • py_free/1
          • py_with_gil/1
          • py_func/3
          • py_func/4
          • py_dot/4
          • py_dot/5
          • values/3
          • keys/2
          • key/2
          • items/2
          • py_shell/0
          • py_pp/1
          • py_pp/2
          • py_pp/3
          • py_obj_dir/2
          • py_obj_dict/2
          • py_initialize/3
          • py_lib_dirs/1
          • py_add_lib_dir/1
          • py_add_lib_dir/2
          • Handling Python errors in Prolog
          • Janus and virtual environments (venv)
Availability::- use_module(library(janus)).(can be autoloaded)
Source[det]py_pp(+Term)
[det]py_pp(+Term, +Options)
[det]py_pp(+Stream, +Term, +Options)
Pretty prints the Prolog translation of a Python data structure in Python syntax. This exploits pformat() from the Python module pprint to do the actual formatting. Options is translated into keyword arguments passed to pprint.pformat(). For example:
?- py_pp(py{a:1, l:[1,2,3], size:1000000},
         [underscore_numbers(true)]).
{'a': 1, 'l': [1, 2, 3], 'size': 1_000_000}
ClioPatria (version V3.1.1-48-gf653ce4)