docker/Dockerfile.conda

@@ -2,6 +2,7 @@ FROM conda/miniconda3:latest
 
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
+ENV DEBIAN_FRONTEND noninteractive
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         # all the hard non-Python dependencies
@@ -9,7 +10,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
         # Additional tools for running CI
         file rsync openssh-client \
         # Documentation building
-        inkscape texlive-full zip \
+        inkscape texlive-full zip librsvg2-bin \
     && apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
@@ -18,3 +19,5 @@ COPY kwant-latest.yml kwant-stable.yml kwant-stable-no-extras.yml /
 RUN conda env create -qf kwant-stable.yml
 RUN conda env create -qf kwant-stable-no-extras.yml
 RUN conda env create -qf kwant-latest.yml
+
+RUN /usr/local/envs/kwant-latest/bin/python -m ipykernel install --user --name kwant-latest

docker/Dockerfile.debian

@@ -2,11 +2,12 @@ FROM debian:latest
 
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
+ENV DEBIAN_FRONTEND noninteractive
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         gnupg dirmngr apt-transport-https ca-certificates curl software-properties-common
 
-RUN echo "deb http://downloads.kwant-project.org/debian/ stretch-backports main" >> /etc/apt/sources.list && \
+RUN echo "deb http://downloads.kwant-project.org/debian/ stable main" >> /etc/apt/sources.list && \
     apt-key adv --no-tty --keyserver pool.sks-keyservers.net --recv-key C3F147F5980F3535 && \
     apt-get update && apt-get install -y --no-install-recommends \
         # all the hard non-Python dependencies
@@ -20,6 +21,10 @@ RUN echo "deb http://downloads.kwant-project.org/debian/ stretch-backports main"
     && apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+### install optional dependencies not available from the Debian repositories
+RUN pip3 install \
+    qsymm==1.2.6
+
 ### install build and testing dependencies
 RUN pip3 install \
       cython \

docker/Dockerfile.ubuntu

-FROM ubuntu:16.04
+FROM ubuntu:18.04
 
 ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
+ENV DEBIAN_FRONTEND noninteractive
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
         gnupg dirmngr apt-transport-https software-properties-common
@@ -18,6 +19,10 @@ RUN apt-add-repository -s ppa:kwant-project/ppa && \
     && apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+### install optional dependencies not available from the Debian repositories
+RUN pip3 install \
+    qsymm==1.2.6
+
 ### install build and testing dependencies
 RUN pip3 install \
       cython \

docker/kwant-latest.yml

@@ -8,6 +8,7 @@ dependencies:
     - tinyarray
     - sympy
     - matplotlib
+    - qsymm
     # Linear algebra libraraies
     - mumps
     - blas #=1.1 openblas
@@ -23,6 +24,9 @@ dependencies:
     - pytest-flakes
     - pytest-pep8
     # Documentation building
-    - sphinx=1.7.4  # later versions seem to have problems
+    - sphinx
     - numpydoc
     - requests
+    - jupyter_sphinx
+    - pip:
+        - sphinxcontrib-svg2pdfconverter

docker/kwant-stable-no-extras.yml

@@ -2,9 +2,9 @@ name: kwant-stable-no-extras
 channels:
     - conda-forge
 dependencies:
-    - python=3.5
-    - numpy=1.11.0
-    - scipy=0.17  # No minor version because conda-forge has no 0.17.0
+    - python=3.6
+    - numpy=1.13.1
+    - scipy=0.19.1
     - tinyarray=1.2.0
     # Linear algebra libraraies
     - blas #=1.1 openblas
@@ -19,7 +19,3 @@ dependencies:
     - pytest-cov
     - pytest-flakes
     - pytest-pep8
-    # Documentation building
-    - sphinx=1.7.4  # later versions seem to have problems
-    - numpydoc
-    - requests

docker/kwant-stable.yml

@@ -2,12 +2,13 @@ name: kwant-stable
 channels:
     - conda-forge
 dependencies:
-    - python=3.5
-    - numpy=1.11.0
-    - scipy=0.17  # No minor version because conda-forge has no 0.17.0
+    - python=3.6
+    - numpy=1.13.3
+    - scipy=0.19.1
     - tinyarray=1.2.0
-    - sympy=0.7.6
-    - matplotlib=1.5.1
+    - sympy=1.1.1
+    - matplotlib=2.1.1
+    - qsymm=1.2.6
     # Linear algebra libraraies
     - mumps
     - blas #=1.1 openblas
@@ -22,7 +23,3 @@ dependencies:
     - pytest-cov
     - pytest-flakes
     - pytest-pep8
-    # Documentation building
-    - sphinx=1.7.4  # later versions seem to have problems
-    - numpydoc
-    - requests

kwant/continuum/__init__.py

@@ -10,11 +10,12 @@ try:
     from .discretizer import discretize, discretize_symbolic, build_discretized
     from ._common import sympify, lambdify
     from ._common import momentum_operators, position_operators
+    from .landau_levels import to_landau_basis, discretize_landau, LandauLattice
 except ImportError as error:
     msg = ("'kwant.continuum' is not available because one or more of its "
            "dependencies is not installed.")
     raise ImportError(msg) from error
 
-
 __all__ = ['discretize', 'discretize_symbolic', 'build_discretized',
+           'to_landau_basis', 'discretize_landau', 'LandauLattice',
            'sympify', 'lambdify', 'momentum_operators', 'position_operators']