python3 python3-dev au lieu de python3.4 python3.4-dev

install/docker/dev/Dockerfile

@@ -35,7 +35,7 @@ RUN apt-get update && apt-get install -y \
        postgresql-server-dev-9.5 libpq-dev libxml2 \
        libxml2-dev xml-core libgfortran-5-dev \
        virtualenv python3-virtualenv \
-       python3.4 python3.4-dev \
+       python3 python3-dev \
        python3.5 python3.5-dev \
        python3-six python3-numpy python3-setuptools \
        # ^for numpy, pandas

install/python/requirements.txt

@@ -22,7 +22,7 @@ python-dateutil==2.4.2
 pytz==2015.7                   # timezones
 PyYAML==3.11
 RandomWords==0.1.12
-SQLAlchemy==1.1.0b1.dev0
+SQLAlchemy==1.1.0b1
 ujson==1.35
 umalqurra==0.2                 # arabic calendars (?? why use ??)
 wheel==0.29.0