Added column-filter functionality

.coveragerc

@@ -0,0 +1,10 @@
+[report]
+
+exclude_lines =
+    if __name__ == .__main__.:
+    def main
+    except ZeroDivisionError
+    return \[\]
+    return None
+    __version__
+    py2

.gitignore

@@ -1,4 +1,25 @@
 # macOS files
 .DS_Store
 
-test/*.pdf
+tests/reference_idempotent.native
+tests/*.native
+tests/*.pdf
+
+# python auxiliary 
+__pycache__/
+.cache
+*.pyc
+
+# pypi
+dist/
+pantable.egg-info/
+
+# coverage
+.coverage
+htmlcov/
+
+# pycharm
+.idea/
+
+# rst2html
+README.html

.travis.yml

@@ -0,0 +1,109 @@
+# os: linux and sudo: false is assumed, which means it is using container-based Ubuntu 12.04
+language: python
+cache: pip
+# build matrix: different python and pandoc versions
+python:
+  - "2.7"
+  - "3.3"
+  - "3.4"
+  - "3.5"
+  - "3.5-dev" # 3.5 development branch
+  - "3.6-dev" # 3.6 development branch
+  - "nightly" # currently points to 3.7-dev
+  # pypy (version info from [Changelogs — PyPy documentation](http://doc.pypy.org/en/latest/index-of-whatsnew.html))
+  - "pypy"  # PyPy2.7 5.3.1 (CPython 2.7 compatible)
+  - "pypy3" # PyPy3 2.4.0 (CPython 3.2 compatible)
+env:
+  # - pandocVersion=1.13.2
+  # - pandocVersion=1.14
+  # - pandocVersion=1.14.0.1
+  # - pandocVersion=1.14.1
+  # - pandocVersion=1.15
+  # - pandocVersion=1.15.0.5
+  # - pandocVersion=1.15.0.6
+  # - pandocVersion=1.15.1
+  # - pandocVersion=1.15.2
+  # - pandocVersion=1.16
+  # - pandocVersion=1.16.0.1
+  # - pandocVersion=1.16.0.2
+  # - pandocVersion=1.17
+  # - pandocVersion=1.17.0.1
+  # - pandocVersion=1.17.0.2
+  # - pandocVersion=1.17.1
+  - pandocVersion=1.17.2
+  # - pandocVersion=1.18
+  - pandocVersion=latest
+matrix:
+  allow_failures:
+    - python: "3.5-dev"
+    - python: "3.6-dev"
+    - python: "nightly"
+    - python: "pypy3"
+    # - env: pandocVersion=1.13.2
+    # - env: pandocVersion=1.14
+    # - env: pandocVersion=1.14.0.1
+    # - env: pandocVersion=1.14.1
+    # - env: pandocVersion=1.15
+    # - env: pandocVersion=1.15.0.5
+    # - env: pandocVersion=1.15.0.6
+    # - env: pandocVersion=1.15.1
+    # - env: pandocVersion=1.15.2
+  fast_finish: true
+# download pandoc
+before_install:
+  - |
+    if [[ $pandocVersion == "latest" ]]; then
+      url="https://github.com/jgm/pandoc/releases/latest"
+    else
+      url="https://github.com/jgm/pandoc/releases/tag/$pandocVersion"
+    fi
+    path=$(curl -L $url | grep -o '/jgm/pandoc/releases/download/.*-amd64\.deb')
+    downloadUrl="https://github.com$path"
+    file=${path##*/}
+# install dependencies
+install:
+  # pandoc
+  - wget $downloadUrl &&
+    sudo dpkg -i $file
+  # latest pip dropped support for py3.2, which is the version of python in pypy3
+  - if [[ "$TRAVIS_PYTHON_VERSION" != "pypy3" ]]; then pip install -U pip; fi
+  - pip install -e .[test]
+before_script:
+  # pasteurize for py2 only, except setup.py & pantable/version.py
+  - |
+    if [[ "$TRAVIS_PYTHON_VERSION" == "2.7" ]] || [[ "$TRAVIS_PYTHON_VERSION" == "pypy" ]]; then
+      mv setup.py setup.py.temp
+      mv pantable/version.py pantable/version.py.temp
+      pasteurize -wnj 4 .
+      mv setup.py.temp setup.py
+      mv pantable/version.py.temp pantable/version.py
+    fi
+# command to run tests
+script:
+  - make -j4 test
+after_success:
+  - if [[ "$pandocVersion" == "latest" ]] && [[ "$TRAVIS_PYTHON_VERSION" == "3.5" ]]; then coveralls; else printf "skip coveralls"; fi
+before_deploy:
+  # build unpasteurized python3 wheel
+  - python3 setup.py bdist_wheel
+  # pasteurize except setup.py & pantable/version.py
+  - |
+    mv setup.py setup.py.temp
+    mv pantable/version.py pantable/version.py.temp
+    pasteurize -wnj 4 .
+    mv setup.py.temp setup.py
+    mv pantable/version.py.temp pantable/version.py
+  # prepare wheel for py2
+  - pip2 install wheel
+  - python2 setup.py bdist_wheel
+deploy:
+  provider: pypi
+  user: ickc
+  password: $pypi_password
+  # do not add bdist_wheel here, since it is done above
+  distributions: "sdist"
+  skip_cleanup: true
+  on:
+    tags: true
+    python: "3.5"
+    condition: $pandocVersion = latest

MANIFEST.in

@@ -0,0 +1 @@
+include README.rst