92 lines
1.9 KiB
Prolog
92 lines
1.9 KiB
Prolog
/**
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* @file jupyter.yap4py
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*
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* @brief JUpyter support.
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*/
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% :- module( jupyter,
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% [jupyter_query/3,
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% errors/2,
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% ready/2,
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% completion/2,
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% ]
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%% ).
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:- use_module(library(hacks)).
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:- use_module(library(lists)).
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:- use_module(library(maplist)).
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:- use_module(library(python)).
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:- use_module(library(yapi)).
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:- use_module(library(complete)).
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:- use_module(library(verify)).
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:- python_import(sys).
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jupyter_query(Caller, Prog, Query ) :-
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catch(
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jupyter_cell(Caller, Prog, Query),
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error(L,E),
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system_error(L,E)
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).
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jupyter_cell(_Caller, Cell, _Line) :-
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jupyter_consult(Cell), %stack_dump,
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fail.
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jupyter_cell( _Caller, _, '' ) :- !.
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jupyter_cell( _Caller, _, Line ) :-
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blank( Line ),
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!.
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jupyter_cell( Self, _, Line ) :-
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%Self := Caller.query,
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python_query(Self,Line).
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jupyter_consult(Text) :-
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blank( Text ),
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!.
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jupyter_consult(Cell) :-
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open_mem_read_stream( Cell, Stream),
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load_files(user:'jupyter cell',[stream(Stream)]).
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blank(Text) :-
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atom(Text),
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!,
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atom_codes(Text, L),
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maplist( code_type(space), L).
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blank(Text) :-
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string(Text),
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!,
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string_codes(Text, L),
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maplist( code_type(space), L).
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streams(false) :-
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nb_setval(jupyter_cell, false),
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close(user_input),
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close(user_output),
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close(user_error).
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streams(true) :-
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nb_setval(jupyter_cell, true),
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open('/python/input', read, _Input, [alias(user_input),bom(false),script(false)]),
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open('/python/sys.stdout', append, _Output, [alias(user_output)]),
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open('/python/sys.stderr', append, _Error, [alias(user_error)]).
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:- if( current_prolog_flag(apple, true) ).
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:- putenv( 'LC_ALL', 'en_us:UTF-8').
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plot_inline :-
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X := self.inline_plotting,
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nb_setval(inline, X ),
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X = true,
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!,
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:= (
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import( matplotlib ),
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matplotlib.use( `nbagg` )
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).
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:- endif.
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%:- ( start_low_level_trace ).
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