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Python application

p_value module

Contains methods for

  • p-value from brute force
  • p-value from MultiNest nested sampling
  • p-value from dynesty nested sampling
  • p-value from PolyChord nested sampling

PolyChord requires the latest PolyChord version with the logLstopping condition.

Unit tests

cd test
export PYTHONPATH=../:../examples
python3 test.py

examples

Contains analytic chi-squared examples and resonance search example.

plots

Contains code to reproduce figures from the paper.

Installation

Tested in Python 3. See requirements.txt for Python modules available from PyPI and .github/workflows/python-app.yml for example of a build on Ubuntu.

# Install PC dependencies
sudo apt-get install gfortran libopenmpi-dev
pip install mpi4py

# Install PC
pip install git+https://github.com/andrewfowlie/PolyChordLite@hack_stopping # change if merged

# Install MN dependencies
sudo apt-get install libblas{3,-dev} liblapack{3,-dev} libatlas{3-base,-base-dev} cmake build-essential git gfortran

# Install MN
git clone https://github.com/farhanferoz/MultiNest
cd MultiNest/MultiNest_v3.12_CMake/multinest
mkdir build
cd build
cmake ..
make
sudo make install

# Install Python dependencies
python -m pip install --upgrade pip
if [ -f requirements.txt ]; then pip install -r requirements.txt; fi

# Test with unittest
cd test
export PYTHONPATH=../:../examples:${PYTHONPATH}
export LD_LIBRARY_PATH=/usr/local/lib/:${LD_LIBRARY_PATH}
python test.py