An error occurred while importing pands

[lanmo0923]

hello, an error occurred while importing pands @cahidenes

import dynamic_variables as dv
import time
import pandas as pd
dv.add_slider('var_name', 0, 10)
dv.init_gui()

while True:
    print(var_name)
    time.sleep(0.1)

Traceback (most recent call last):
File "E:\code\python\collision_check\tes\222.py", line 4, in
dv.add_slider('var_name', 0, 10)
File "E:\Anaconda3\envs\robot\lib\site-packages\dynamic_variables\dynamic_variables_main.py", line 115, in add_slider
__init_imported_modules()
File "E:\Anaconda3\envs\robot\lib\site-packages\dynamic_variables\dynamic_variables_main.py", line 225, in __init_imported_modules
if getattr(module, module_attribute) is this_module:
File "C:\Users\hualiu\AppData\Roaming\Python\Python38\site-packages\six.py", line 97, in get
result = self._resolve()
File "C:\Users\hualiu\AppData\Roaming\Python\Python38\site-packages\six.py", line 120, in _resolve
return _import_module(self.mod)
File "C:\Users\hualiu\AppData\Roaming\Python\Python38\site-packages\six.py", line 87, in _import_module
import(name)
File "E:\Anaconda3\envs\robot\lib\dbm\gnu.py", line 3, in
from _gdbm import *
ModuleNotFoundError: No module named '_gdbm'