Miscellaneous Functions
-----------------------

>>> import gmpy2
>>> from gmpy2 import mpz
>>> gmpy2.version().startswith('2.1.2')
True
>>> gmpy2.mp_limbsize() in (32,64)
True
>>> gmpy2.mp_version().split()[0] in ['GMP', 'MPIR']
True
>>> check_gmp = gmpy2.mp_version().startswith('GMP') and '5.0.0' <= gmpy2.mp_version().split()[1]
>>> check_mpir = gmpy2.mp_version().startswith('MPIR') and '3.0.0' <= gmpy2.mp_version().split()[1]
>>> check_gmp or check_mpir
True
>>> gmpy2.mpfr_version() and gmpy2.mpfr_version().startswith('MPFR')
True
>>> gmpy2.mpfr_version() and '3.1.0' <= gmpy2.mpfr_version().split()[1]
True
>>> gmpy2.mpc_version() and gmpy2.mpc_version().startswith('MPC')
True
>>> gmpy2.mpc_version() and '1.0' <= gmpy2.mpc_version().split()[1]
True
>>> gmpy2.license()
'The GMPY2 source code is licensed under LGPL 3 or later. The supported versions of the GMP, MPFR, and MPC libraries are also licensed under LGPL 3 or later.'

>>> gmpy2.get_cache()
(100, 128)
>>> gmpy2.divm(5,7,13)
mpz(10)
>>> gmpy2.set_cache(0,16)
>>> gmpy2.get_cache()
(0, 16)
>>> for i in range(1000): a=mpz(i)
>>> del(a)
>>> gmpy2.set_cache(100,128)
>>> gmpy2.get_cache()
(100, 128)
>>> gmpy2.set_cache('a', 128)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
TypeError: ** message detail varies **
>>> gmpy2.set_cache(-10, 128)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: ** message detail varies **
>>> gmpy2.set_cache(10000, 128)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: ** message detail varies **
>>> gmpy2.set_cache(100, -1)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: ** message detail varies **
>>> gmpy2.set_cache(100, 100000)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ValueError: ** message detail varies **
>>> 1
1