Problems with Numpy programs

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ython cgenff_charmm2gmx.py GBB_003 GBB_003_fix.mol2 GBB_003.str charmm36-jul2021.ff
Traceback (most recent call last):
File “cgenff_charmm2gmx.py”, line 46, in
import numpy as np
File “/home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/init.py”, line 180, in
from . import add_newdocs
File “/home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/add_newdocs.py”, line 13, in
from numpy.lib import add_newdoc
File “/home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/lib/init.py”, line 8, in
from .type_check import *
File “/home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/lib/type_check.py”, line 11, in
import numpy.core.numeric as _nx
File “/home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/core/init.py”, line 14, in
from . import multiarray
ImportError: /home/ricardo/mgltools_x86_64Linux2_1.5.7/lib/python2.7/site-packages/numpy/core/multiarray.so: undefined symbol: PyUnicodeUCS2_FromUnicode