r"""
Interface to the pynac library (deprecated module)

This module consists only of deprecated lazy imports from
:mod:`sage.symbolic.expression`.
"""


from sage.misc.lazy_import import lazy_import

lazy_import('sage.symbolic.expression',
            ['unpack_operands', 'paramset_from_Expression', 'get_ginac_serial', 'get_fn_serial',
             'py_latex_variable_for_doctests', 'py_print_function_pystring',
             'py_latex_function_pystring', 'tolerant_is_symbol', 'py_print_fderivative_for_doctests',
             'py_latex_fderivative_for_doctests', 'test_binomial', 'py_real_for_doctests',
             'py_imag_for_doctests', 'py_is_integer_for_doctests', 'py_is_crational_for_doctest',
             'py_numer_for_doctests', 'py_denom_for_doctests', 'py_is_cinteger_for_doctest',
             'py_float_for_doctests', 'py_tgamma_for_doctests', 'py_factorial_py', 'doublefactorial',
             'py_stieltjes_for_doctests', 'py_zeta_for_doctests', 'py_exp_for_doctests',
             'py_log_for_doctests', 'py_atan2_for_doctests', 'py_lgamma_for_doctests',
             'py_mod_for_doctests', 'py_li_for_doctests', 'py_psi_for_doctests',
             'py_psi2_for_doctests', 'py_li2_for_doctests', 'py_eval_unsigned_infinity_for_doctests',
             'py_eval_infinity_for_doctests', 'py_eval_neg_infinity_for_doctests',
             'register_symbol', 'init_pynac_I', 'init_function_table'],
            deprecation=32386)
