Generate eclipse pydev project| usage: python3 mkpydev.py <project name>

mkpydev.py

#! /usr/bin/python3

import sys
import os
import shutil
from lxml.etree import Element, tostring
from lxml import etree

def gen_project_xml_tree(name):
    assert len(name) > 0, "no project name given"

    name_tag = Element("name")
    name_tag.text = name

    comment_tag = Element("comment")
    
    projects_tag = Element("projects")
    
    build_command_name_tag = Element("name")
    build_command_name_tag.text = "org.python.pydev.PyDeveBuilder"
    build_command_args_tag = Element("arguments")

    build_command_tag = Element("buildCommand")
    build_command_tag.append(build_command_name_tag)
    build_command_tag.append(build_command_args_tag)

    build_spec_tag = Element("buildSpec")
    build_spec_tag.append(build_command_tag)

    natures_nature_tag = Element("nature")
    natures_nature_tag.text = "org.python.pydev.pythonNature"
    natures_tag = Element("natures")
    natures_tag.append(natures_nature_tag)


    root = Element("projectDescription")
    root.append(name_tag)
    root.append(comment_tag)
    root.append(projects_tag)
    root.append(build_spec_tag)
    root.append(natures_tag)

    return root

def gen_project_file(name):
    tree = gen_project_xml_tree(name)
    xml = str(tostring(tree, pretty_print=True), 'utf8')

    project_handle = open(".project", 'w')
    project_handle.write(xml)
    project_handle.close()

def gen_pydev_xml_tree():
    path = Element('path')
    path.text = "${PROJECT_DIR_NAME}/src"
    pydev_path = Element('pydev_pathproperty',
                         name="org.python.pydev.PROJECT_SOURCE_PATH")
    pydev_path.append(path)

    pydev_prop1 = Element("pydev_property",
                          name="org.python.pydev.PYTHON_PROJECT_VERSION")
    pydev_prop1.text = "python 3.0"

    pydev_prop2 = Element("pydev_property",
                          name="org.python.pydev.PYTHON_PROJECT_INTERPRETER")
    pydev_prop2.text = "Default"

    pydev_proj = Element("pydev_project")
    pydev_proj.append(pydev_path)
    pydev_proj.append(pydev_prop1)
    pydev_proj.append(pydev_prop2)
    return pydev_proj

def gen_pydev_project_file():
    tree = gen_pydev_xml_tree()
    xml = str(tostring(tree, pretty_print=True), 'utf8')
    
    pydev_project_handle = open(".pydevproject", 'w')
    pydev_project_handle.write(xml)
    pydev_project_handle.close()

if __name__ == "__main__":
    args = sys.argv
    assert len(args) > 1
    name = args[1]
    path = name.lower()
    if os.path.exists(path):
        response = input("The directory {} exists, overwrite?(y,n)".format(path))
        if response.lower()[0] != 'y':
            sys.exit(1)
        shutil.rmtree(path)

    os.mkdir(path)
    os.chdir(path)

    gen_project_file(name.lower())
    gen_pydev_project_file()
    
    os.mkdir('src')