hdt 2.2.1

要求

• python3.6.4或更高版本
• pip
• gcc/clang支持c++11
• python开发头>；您应该拥有Python.h 您的系统上有标题。 >；例如，对于python 3.6，安装python3.6-dev包 在debian/ubuntu系统上。

然后，安装pybind11 library

pip install pybind11

安装

在avirtualenv中安装 强烈建议使用！

pip install hdt

git clone https://github.com/Callidon/pyHDT
cd pyHDT/
./install.sh

开始

fromhdtimportHDTDocument# Load an HDT file.# Missing indexes are generated automatically, add False as the second argument to disable themdocument=HDTDocument("test.hdt")# Display some metadata about the HDT document itselfprint("nb triples: %i"%document.total_triples)print("nb subjects: %i"%document.nb_subjects)print("nb predicates: %i"%document.nb_predicates)print("nb objects: %i"%document.nb_objects)print("nb shared subject-object: %i"%document.nb_shared)# Fetch all triples that matches { ?s ?p ?o }# Use empty strings ("") to indicates variablestriples,cardinality=document.search_triples("","","")print("cardinality of { ?s ?p ?o }: %i"%cardinality)fortripleintriples:print(triple)# Search also support limit and offsettriples,cardinality=document.search_triples("","","",limit=10,offset=100)# etc ...