PaperText_Segmentation/Utils/main_clear/latex2maple/commands.py

#!/usr/bin/env python
# __author__ = "Ronie Martinez"
# __copyright__ = "Copyright 2016-2019, Ronie Martinez"
# __credits__ = ["Ronie Martinez"]
# __license__ = "MIT"
# __maintainer__ = "Ronie Martinez"
# __email__ = "ronmarti18@gmail.com"


MATRICES = (
    r'\matrix', r'\matrix*',
    r'\pmatrix', r'\pmatrix*',
    r'\bmatrix', r'\bmatrix*',
    r'\Bmatrix', r'\Bmatrix*',
    r'\vmatrix', r'\vmatrix*',
    r'\Vmatrix', r'\Vmatrix*',
    r'\array'
)

SPACES = (r'\,', r'\:', r'\;', '\\', r'\quad', r'\qquad')

COMMANDS = {
    # command: (params_count, mathml_equivalent, attributes)
    '_': (2, 'msub', {}),
    '^': (2, 'msup', {}),
    '_^': (3, 'msubsup', {}),
    r'\frac': (2, 'mfrac', {}),
    # r'\lg': (1, 'mlg', {}),
    # r'\ln': (1, 'mln', {}),
    r'\text': (1, 'mtext', {}),
    r'\sqrt': (1, 'msqrt', {}),
    r'\root': (2, 'mroot', {}),
    r'\binom': (2, 'mfrac', {'linethickness': '0'}),
    r'\left': (1, 'mo', {'stretchy': 'true', 'fence': 'true', 'form': 'prefix'}),
    r'\right': (1, 'mo', {'stretchy': 'true', 'fence': 'true', 'form': 'postfix'}),
    r'\overline': (1, 'mover', {}),
    r'\underline': (1, 'munder', {}),
    r'\overrightarrow': (1, 'mover', {}),
    r'\overrightarrowm': (1, 'mover', {}),

    # r'\overline': (1, 'mover', {}),
}

for space in SPACES:
    COMMANDS[space] = (0, 'mspace', {'width': '0.167em'})

for matrix in MATRICES:
    COMMANDS[matrix] = (1, 'mtable', {})