Heroku timed out

Getting this error while deploying to heroku

-----> Building on the Heroku-20 stack
-----> Determining which buildpack to use for this app
-----> Python app detected
-----> No Python version was specified. Using the buildpack default: python-3.9.6
       To use a different version, see: https://devcenter.heroku.com/articles/python-runtimes
-----> Installing python-3.9.6
-----> Installing pip 20.2.4, setuptools 47.1.1 and wheel 0.36.2
-----> Installing SQLite3
-----> Installing requirements with pip
       Collecting pandas==1.0.5
         Downloading pandas-1.0.5.tar.gz (5.0 MB)
         Installing build dependencies: started
         Installing build dependencies: still running...
         Installing build dependencies: still running...
         Installing build dependencies: still running...
         Installing build dependencies: still running...
         Installing build dependencies: finished with status 'done'
         Getting requirements to build wheel: started
         Getting requirements to build wheel: still running...
         Getting requirements to build wheel: finished with status 'done'
           Preparing wheel metadata: started
           Preparing wheel metadata: finished with status 'done'
       Collecting numpy==1.19.0
         Downloading numpy-1.19.0.zip (7.3 MB)
         Installing build dependencies: started
         Installing build dependencies: finished with status 'done'
         Getting requirements to build wheel: started
         Getting requirements to build wheel: finished with status 'done'
           Preparing wheel metadata: started
           Preparing wheel metadata: finished with status 'done'
       Collecting streamlit==0.85.0
         Downloading streamlit-0.85.0-py2.py3-none-any.whl (7.9 MB)
       Collecting plotly==4.8.2
         Downloading plotly-4.8.2-py2.py3-none-any.whl (11.5 MB)
       Collecting Pillow==8.1.1
         Downloading Pillow-8.1.1-cp39-cp39-manylinux1_x86_64.whl (2.2 MB)
       Collecting pytz>=2017.2
         Downloading pytz-2021.1-py2.py3-none-any.whl (510 kB)
       Collecting python-dateutil>=2.6.1
         Downloading python_dateutil-2.8.2-py2.py3-none-any.whl (247 kB)
       Collecting gitpython
         Downloading GitPython-3.1.18-py3-none-any.whl (170 kB)
       Collecting requests
         Downloading requests-2.26.0-py2.py3-none-any.whl (62 kB)
       Collecting altair>=3.2.0
         Downloading altair-4.1.0-py3-none-any.whl (727 kB)
       Collecting cachetools>=4.0
         Downloading cachetools-4.2.2-py3-none-any.whl (11 kB)
       Collecting validators
         Downloading validators-0.18.2-py3-none-any.whl (19 kB)
       Collecting pyarrow
         Downloading pyarrow-4.0.1-cp39-cp39-manylinux2014_x86_64.whl (21.9 MB)
       Collecting astor
         Downloading astor-0.8.1-py2.py3-none-any.whl (27 kB)
       Collecting packaging
         Downloading packaging-21.0-py3-none-any.whl (40 kB)
       Collecting blinker
         Downloading blinker-1.4.tar.gz (111 kB)
       Collecting base58
         Downloading base58-2.1.0-py3-none-any.whl (5.6 kB)
       Collecting tornado>=5.0
         Downloading tornado-6.1-cp39-cp39-manylinux2010_x86_64.whl (427 kB)
       Collecting protobuf!=3.11,>=3.6.0
         Downloading protobuf-3.17.3-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.whl (1.0 MB)
       Collecting tzlocal
         Downloading tzlocal-2.1-py2.py3-none-any.whl (16 kB)
       Collecting pydeck>=0.1.dev5
         Downloading pydeck-0.6.2-py2.py3-none-any.whl (4.2 MB)
       Collecting attrs
         Downloading attrs-21.2.0-py2.py3-none-any.whl (53 kB)
       Collecting click<8.0,>=7.0
         Downloading click-7.1.2-py2.py3-none-any.whl (82 kB)
       Collecting toml
         Downloading toml-0.10.2-py2.py3-none-any.whl (16 kB)
       Collecting watchdog; platform_system != "Darwin"
         Downloading watchdog-2.1.3-py3-none-manylinux2014_x86_64.whl (75 kB)
       Collecting six
         Downloading six-1.16.0-py2.py3-none-any.whl (11 kB)
       Collecting retrying>=1.3.3
         Downloading retrying-1.3.3.tar.gz (10 kB)
       Collecting gitdb<5,>=4.0.1
         Downloading gitdb-4.0.7-py3-none-any.whl (63 kB)
       Collecting idna<4,>=2.5; python_version >= "3"
         Downloading idna-3.2-py3-none-any.whl (59 kB)
       Collecting charset-normalizer~=2.0.0; python_version >= "3"
         Downloading charset_normalizer-2.0.3-py3-none-any.whl (35 kB)
       Collecting certifi>=2017.4.17
         Downloading certifi-2021.5.30-py2.py3-none-any.whl (145 kB)
       Collecting urllib3<1.27,>=1.21.1
         Downloading urllib3-1.26.6-py2.py3-none-any.whl (138 kB)
       Collecting jinja2
         Downloading Jinja2-3.0.1-py3-none-any.whl (133 kB)
       Collecting toolz
         Downloading toolz-0.11.1-py3-none-any.whl (55 kB)
       Collecting entrypoints
         Downloading entrypoints-0.3-py2.py3-none-any.whl (11 kB)
       Collecting jsonschema
         Downloading jsonschema-3.2.0-py2.py3-none-any.whl (56 kB)
       Collecting decorator>=3.4.0
         Downloading decorator-5.0.9-py3-none-any.whl (8.9 kB)
       Collecting pyparsing>=2.0.2
         Downloading pyparsing-2.4.7-py2.py3-none-any.whl (67 kB)
       Collecting ipywidgets>=7.0.0
         Downloading ipywidgets-7.6.3-py2.py3-none-any.whl (121 kB)
       Collecting traitlets>=4.3.2
         Downloading traitlets-5.0.5-py3-none-any.whl (100 kB)
       Collecting ipykernel>=5.1.2; python_version >= "3.4"
         Downloading ipykernel-6.0.3-py3-none-any.whl (122 kB)
       Collecting smmap<5,>=3.0.1
         Downloading smmap-4.0.0-py2.py3-none-any.whl (24 kB)
       Collecting MarkupSafe>=2.0
         Downloading MarkupSafe-2.0.1-cp39-cp39-manylinux2010_x86_64.whl (30 kB)
       Collecting pyrsistent>=0.14.0
         Downloading pyrsistent-0.18.0-cp39-cp39-manylinux1_x86_64.whl (117 kB)
       Collecting nbformat>=4.2.0
         Downloading nbformat-5.1.3-py3-none-any.whl (178 kB)
       Collecting widgetsnbextension~=3.5.0
         Downloading widgetsnbextension-3.5.1-py2.py3-none-any.whl (2.2 MB)
       Collecting jupyterlab-widgets>=1.0.0; python_version >= "3.6"
         Downloading jupyterlab_widgets-1.0.0-py3-none-any.whl (243 kB)
       Collecting ipython>=4.0.0; python_version >= "3.3"
         Downloading ipython-7.25.0-py3-none-any.whl (786 kB)
       Collecting ipython-genutils
         Downloading ipython_genutils-0.2.0-py2.py3-none-any.whl (26 kB)
       Collecting jupyter-client<7.0
         Downloading jupyter_client-6.1.12-py3-none-any.whl (112 kB)
       Collecting matplotlib-inline<0.2.0,>=0.1.0
         Downloading matplotlib_inline-0.1.2-py3-none-any.whl (8.2 kB)
       Collecting debugpy<2.0,>=1.0.0
         Downloading debugpy-1.4.1-cp39-cp39-manylinux2014_x86_64.whl (4.5 MB)
       Collecting jupyter-core
         Downloading jupyter_core-4.7.1-py3-none-any.whl (82 kB)
       Collecting notebook>=4.4.1
         Downloading notebook-6.4.0-py3-none-any.whl (9.5 MB)
       Collecting jedi>=0.16
         Downloading jedi-0.18.0-py2.py3-none-any.whl (1.4 MB)
       Collecting pickleshare
         Downloading pickleshare-0.7.5-py2.py3-none-any.whl (6.9 kB)
       Collecting prompt-toolkit!=3.0.0,!=3.0.1,<3.1.0,>=2.0.0
         Downloading prompt_toolkit-3.0.19-py3-none-any.whl (368 kB)
       Collecting pygments
         Downloading Pygments-2.9.0-py3-none-any.whl (1.0 MB)
       Collecting pexpect>4.3; sys_platform != "win32"
         Downloading pexpect-4.8.0-py2.py3-none-any.whl (59 kB)
       Collecting backcall
         Downloading backcall-0.2.0-py2.py3-none-any.whl (11 kB)
       Collecting pyzmq>=13
         Downloading pyzmq-22.1.0-cp39-cp39-manylinux2010_x86_64.whl (1.1 MB)
       Collecting terminado>=0.8.3
         Downloading terminado-0.10.1-py3-none-any.whl (14 kB)
       Collecting Send2Trash>=1.5.0
         Downloading Send2Trash-1.7.1-py3-none-any.whl (17 kB)
       Collecting nbconvert
         Downloading nbconvert-6.1.0-py3-none-any.whl (551 kB)
       Collecting argon2-cffi
         Downloading argon2_cffi-20.1.0-cp35-abi3-manylinux1_x86_64.whl (97 kB)
       Collecting prometheus-client
         Downloading prometheus_client-0.11.0-py2.py3-none-any.whl (56 kB)
       Collecting parso<0.9.0,>=0.8.0
         Downloading parso-0.8.2-py2.py3-none-any.whl (94 kB)
       Collecting wcwidth
         Downloading wcwidth-0.2.5-py2.py3-none-any.whl (30 kB)
       Collecting ptyprocess>=0.5
         Downloading ptyprocess-0.7.0-py2.py3-none-any.whl (13 kB)
       Collecting jupyterlab-pygments
         Downloading jupyterlab_pygments-0.1.2-py2.py3-none-any.whl (4.6 kB)
       Collecting pandocfilters>=1.4.1
         Downloading pandocfilters-1.4.3.tar.gz (16 kB)
       Collecting defusedxml
         Downloading defusedxml-0.7.1-py2.py3-none-any.whl (25 kB)
       Collecting bleach
         Downloading bleach-3.3.1-py2.py3-none-any.whl (146 kB)
       Collecting nbclient<0.6.0,>=0.5.0
         Downloading nbclient-0.5.3-py3-none-any.whl (82 kB)
       Collecting testpath
         Downloading testpath-0.5.0-py3-none-any.whl (84 kB)
       Collecting mistune<2,>=0.8.1
         Downloading mistune-0.8.4-py2.py3-none-any.whl (16 kB)
       Collecting cffi>=1.0.0
         Downloading cffi-1.14.6-cp39-cp39-manylinux1_x86_64.whl (405 kB)
       Collecting webencodings
         Downloading webencodings-0.5.1-py2.py3-none-any.whl (11 kB)
       Collecting nest-asyncio
         Downloading nest_asyncio-1.5.1-py3-none-any.whl (5.0 kB)
       Collecting async-generator
         Downloading async_generator-1.10-py3-none-any.whl (18 kB)
       Collecting pycparser
         Downloading pycparser-2.20-py2.py3-none-any.whl (112 kB)
       Building wheels for collected packages: pandas, numpy, blinker, retrying, pandocfilters
         Building wheel for pandas (PEP 517): started
         Building wheel for pandas (PEP 517): still running...
         Building wheel for pandas (PEP 517): still running...
         Building wheel for pandas (PEP 517): still running...
         Building wheel for pandas (PEP 517): still running...
         Building wheel for pandas (PEP 517): still running...
-----> Timed out running buildpack Python
 !     Push failed
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