AttributeError: module 'attr' has no attribute 's'

I am trying to deploy my Streamlit app to Streamlit sharing, but I am running in to some import errors while trying to deploy the app. It seems similar to the following issue (anaconda - Error while launching Jupyter Notebook - @attr.s(hash=True) AttributeError: module 'attr' has no attribute 's' - Stack Overflow), but I wouldn’t know how to fix it for Streamlit sharing.
My requirements.txt looks as follows:

scipy==1.6.0
networkx==2.5
torch==1.6.0
tqdm==4.59.0
requests==2.25.1
streamlit==0.76.0
torchvision==0.7.0
matplotlib==3.3.4
numpy==1.19.2
awesome_streamlit==20200728.1
seaborn==0.11.0
pandas==1.2.1
coremltools==4.1
onnx==1.8.1
Pillow==8.1.2
pycocotools==2.0.2
PyYAML==5.4.1
thop==0.0.31-2005241907
wandb==0.10.23

And the errors I receive look as follows:

Traceback (most recent call last):
File “/usr/local/bin/streamlit”, line 5, in
from streamlit.cli import main
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/init.py”, line 78, in
from streamlit.delta_generator import DeltaGenerator as _DeltaGenerator
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/delta_generator.py”, line 41, in
from streamlit.elements.altair import AltairMixin
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/elements/altair.py”, line 26, in
import altair as alt
File “/usr/local/lib/python3.7/site-packages/altair/init.py”, line 4, in
from .vegalite import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/init.py”, line 2, in
from .v4 import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/init.py”, line 2, in
from .schema import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/schema/init.py”, line 2, in
from .core import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/schema/core.py”, line 4, in
from altair.utils.schemapi import SchemaBase, Undefined, _subclasses
File “/usr/local/lib/python3.7/site-packages/altair/utils/init.py”, line 1, in
from .core import (
File “/usr/local/lib/python3.7/site-packages/altair/utils/core.py”, line 13, in
import jsonschema
File “/usr/local/lib/python3.7/site-packages/jsonschema/init.py”, line 11, in
from jsonschema.exceptions import (
File “/usr/local/lib/python3.7/site-packages/jsonschema/exceptions.py”, line 152, in
@attr.s(hash=True)
AttributeError: module ‘attr’ has no attribute ‘s’
Traceback (most recent call last):
File “/usr/local/bin/streamlit”, line 5, in
from streamlit.cli import main
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/init.py”, line 78, in
from streamlit.delta_generator import DeltaGenerator as _DeltaGenerator
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/delta_generator.py”, line 41, in
from streamlit.elements.altair import AltairMixin
File “/home/appuser/.local/lib/python3.7/site-packages/streamlit/elements/altair.py”, line 26, in
import altair as alt
File “/usr/local/lib/python3.7/site-packages/altair/init.py”, line 4, in
from .vegalite import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/init.py”, line 2, in
from .v4 import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/init.py”, line 2, in
from .schema import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/schema/init.py”, line 2, in
from .core import *
File “/usr/local/lib/python3.7/site-packages/altair/vegalite/v4/schema/core.py”, line 4, in
from altair.utils.schemapi import SchemaBase, Undefined, _subclasses
File “/usr/local/lib/python3.7/site-packages/altair/utils/init.py”, line 1, in
from .core import (
File “/usr/local/lib/python3.7/site-packages/altair/utils/core.py”, line 13, in
import jsonschema
File “/usr/local/lib/python3.7/site-packages/jsonschema/init.py”, line 11, in
from jsonschema.exceptions import (
File “/usr/local/lib/python3.7/site-packages/jsonschema/exceptions.py”, line 152, in
@attr.s(hash=True)
AttributeError: module ‘attr’ has no attribute ‘s’