I pressed enter after this line in the text editor:
if DatosTest == True:
dft = pd.read_csv(filest[files.index(j)],delimiter=',', decimal='.',header=None)
File "C:\Users\racl\anaconda3\envs\TFM\lib\site-packages\spyder\plugins\completion\snippets\actor.py", line 92, in handle_msg
if language_snippets[current_word]:
File "C:\Users\racl\anaconda3\envs\TFM\lib\site-packages\spyder\plugins\completion\snippets\trie.py", line 81, in __getitem__
if len(sequence) == 0:
TypeError: object of type 'NoneType' has no len()
# Mandatory:
atomicwrites >=1.2.0 : 1.4.0 (OK)
chardet >=2.0.0 : 3.0.4 (OK)
cloudpickle >=0.5.0 : 1.6.0 (OK)
diff_match_patch >=20181111 : 20200713 (OK)
intervaltree >=3.0.2 : 3.1.0 (OK)
IPython >=4.0 : 7.19.0 (OK)
jedi =0.17.2 : 0.17.2 (OK)
jsonschema >=3.2.0 : 3.2.0 (OK)
nbconvert >=4.0 : 6.0.7 (OK)
numpydoc >=0.6.0 : 1.1.0 (OK)
paramiko >=2.4.0 : 2.7.2 (OK)
parso =0.7.0 : 0.7.0 (OK)
pexpect >=4.4.0 : 4.8.0 (OK)
pickleshare >=0.4 : 0.7.5 (OK)
psutil >=5.3 : 5.7.2 (OK)
pygments >=2.0 : 2.7.3 (OK)
pylint >=1.0 : 2.6.0 (OK)
pyls >=0.36.1;<1.0.0 : 0.36.2 (OK)
pyls_black >=0.4.6 : 0.4.6 (OK)
pyls_spyder >=0.1.1 : 0.2.1 (OK)
qdarkstyle >=2.8 : 2.8.1 (OK)
qtawesome >=0.5.7 : 1.0.1 (OK)
qtconsole >=4.7.7 : 4.7.7 (OK)
qtpy >=1.5.0 : 1.9.0 (OK)
rtree >=0.8.3 : 0.9.4 (OK)
setuptools >=39.0.0 : 51.0.0.post20201207 (OK)
sphinx >=0.6.6 : 3.2.1 (OK)
spyder_kernels >=1.10.0;<1.11.0 : 1.10.0 (OK)
three_merge >=0.1.1 : 0.1.1 (OK)
watchdog >=0.10.3 : 0.10.4 (OK)
zmq >=17 : 20.0.0 (OK)
# Optional:
cython >=0.21 : None (NOK)
matplotlib >=2.0.0 : 3.3.2 (OK)
numpy >=1.7 : 1.19.2 (OK)
pandas >=1.1.1 : 1.1.3 (OK)
scipy >=0.17.0 : 1.5.2 (OK)
sympy >=0.7.3 : 1.6.2 (OK)
Duplicate of #14426
Right, thanks for your help @Caseyb87!
Most helpful comment
Duplicate of #14426