def cython_import(filename,
verbose=False,
compile_message=False,
use_cache=False,
create_local_c_file=True):
"""
Compile a file containing Cython code, then import and return the
module. Raises an ``ImportError`` if anything goes wrong.
INPUT:
- ``filename`` - a string; name of a file that contains Cython
code
OUTPUT:
- the module that contains the compiled Cython code.
"""
name, build_dir = cython(filename,
verbose=verbose,
compile_message=compile_message,
use_cache=use_cache,
create_local_c_file=create_local_c_file)
sys.path.append(build_dir)
return import_module(name)
def load_cython(name):
"""
Helper function to load a Cython file.
INPUT:
- ``name`` -- filename of the Cython file
OUTPUT:
- A string with Python code to import the names from the compiled
module.
"""
from sage.misc.cython import cython
mod, dir = cython(name, compile_message=True, use_cache=True)
import sys
sys.path.append(dir)
return 'from {} import *'.format(mod)
def load_cython(name):
"""
Helper function to load a Cython file.
INPUT:
- ``name`` -- filename of the Cython file
OUTPUT:
- A string with Python code to import the names from the compiled
module.
"""
from sage.misc.cython import cython
mod, dir = cython(name, compile_message=True, use_cache=True)
import sys
sys.path.append(dir)
return 'from {} import *'.format(mod)