Help installing dependencies in UBUNTU server

This is my docker file (Dockerfile). This is in etc/rasa

FROM rasa/rasa-sdk:2.2.0

WORKDIR /app

COPY actions/requirements-actions.txt ./

USER root

RUN pip install -r requirements-actions.txt

COPY ./actions /app/actions USER 1001

in actions I have actions.py and init.py it also has requirements-actions.txt

Please help me. when I am running docker logs rasa_app_1 the error is no module name dicttoxml.

xmltodict==0.12.0 xlrd==1.2.0 pandas==1.1.5 numpy==1.18.1 lxml==4.6.2 dicttoxml==1.7.4 agecalc==3.5.2

What’s the content of requirements-actions.txt?