How to set a password when installing python-ldap?

Question

linux

When raising the docker container, it hangs at the moment the password is set.

Get:40 http://deb.debian.org/debian stretch/main amd64 valgrind-dbg amd64 1:3.12.0~svn20160714-1+b1 [32.2 MB]
debconf: delaying package configuration, since apt-utils is not installed
Fetched 128 MB in 15s (8082 kB/s)
Selecting previously unselected package libodbc1:amd64.
(Reading database ... 30576 files and directories currently installed.)
Preparing to unpack .../00-libodbc1_2.3.4-1_amd64.deb ...
Unpacking libodbc1:amd64 (2.3.4-1) ...
Selecting previously unselected package libwrap0:amd64.
Preparing to unpack .../01-libwrap0_7.6.q-26_amd64.deb ...
Unpacking libwrap0:amd64 (7.6.q-26) ...
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Preparing to unpack .../02-psmisc_22.21-2.1+b2_amd64.deb ...
Unpacking psmisc (22.21-2.1+b2) ...
Selecting previously unselected package slapd.
Preparing to unpack .../03-slapd_2.4.44+dfsg-5+deb9u2_amd64.deb ...
debconf: unable to initialize frontend: Dialog
debconf: (TERM is not set, so the dialog frontend is not usable.)
debconf: falling back to frontend: Readline
Configuring slapd
-----------------

Please enter the password for the admin entry in your LDAP directory.

Administrator password:

After entering the password, it does not react in any way.
Dockerfile
# Base image
FROM python:3
# We create an /app directory within our
# image that will hold our application source
# files
RUN mkdir /hdsgui
# We copy everything in the root directory
# into our /app directory
ADD . /hdsgui
# We specify that we now wish to execute
# any further commands inside our /app
# directory
WORKDIR /hdsgui
# Install dependecies
RUN apt-get update
RUN apt-get install -y build-essential python3-dev python2.7-dev libldap2-dev libsasl2-dev slapd ldap-utils python-tox lcov valgrind
# Upgrade pip version
# RUN pip install --upgrade pip
# Install all dependencies
RUN pip install --no-cache-dir -r requirements.txt
EXPOSE 8282
# Start command
CMD [ "python", "manage.py", "runserver", "0.0 .0.0:8282"]
How can I solve the problem?

Answer 1

Smoke out the docks on ldap lib and find out which env supports, if it doesn't support then add lib and add env.
Debage