def genfiles(template, fname='temp', pxdname=None, testname=None,
pyxheader=None, pxdheader=None, testheader=None, package='..'):
"""Generates all cython source files needed to create the wrapper."""
# munge some filenames
fname = fname[:-4] if fname.endswith('.pyx') else fname
pxdname = fname if pxdname is None else pxdname
pxdname = pxdname + '.pxd' if not pxdname.endswith('.pxd') else pxdname
testname = 'test_' + fname if testname is None else testname
testname = testname + '.py' if not testname.endswith('.py') else testname
fname += '.pyx'
# register dtypes
for t in template:
if t[0] == 'vector':
ts.register_numpy_dtype(t[1])
pyx = genpyx(template, pyxheader)
pxd = genpxd(template, pxdheader)
test = gentest(template, testheader, package)
newoverwrite(pyx, fname)
newoverwrite(pxd, pxdname)
newoverwrite(test, testname)
def genbindings(ns, rc):
"""Generates bidnings using the command line setting specified in ns.
"""
ns.cyclus = False # FIXME cyclus bindings don't exist yet!
for i, cls in enumerate(rc.classes):
if len(cls) == 2:
rc.classes[i] = (cls[0], cls[1], cls[1])
load_pysrcmod(cls[1], ns, rc)
for i, fnc in enumerate(rc.functions):
if len(fnc) == 2:
rc.functions[i] = (fnc[0], fnc[1], fnc[1])
load_pysrcmod(fnc[1], ns, rc)
# register dtypes
for t in rc.stlcontainers:
if t[0] == 'vector':
ts.register_numpy_dtype(t[1])
# compute all class descriptions first
classes = {}
env = {} # target environment, not source one
for classname, srcname, tarname in rc.classes:
print("parsing " + classname)
desc = classes[classname] = compute_desc(classname, srcname, tarname,
'class', ns, rc)
if ns.verbose:
pprint(desc)
print("registering " + classname)
#pxd_base = desc['pxd_filename'].rsplit('.', 1)[0] # eg, fccomp
pxd_base = tarname or srcname # eg, fccomp
#cpppxd_base = desc['cpppxd_filename'].rsplit('.', 1)[0] # eg, cpp_fccomp
cpppxd_base = 'cpp_' + (tarname or srcname) # eg, cpp_fccomp
class_c2py = ('{pytype}({var})',
('{proxy_name} = {pytype}()\n'
'(<{ctype} *> {proxy_name}._inst)[0] = {var}'),
('if {cache_name} is None:\n'
' {proxy_name} = {pytype}()\n'
' {proxy_name}._free_inst = False\n'
' {proxy_name}._inst = &{var}\n'
' {cache_name} = {proxy_name}\n')
)
class_py2c = ('{proxy_name} = <{cytype}> {var}', '(<{ctype} *> {proxy_name}._inst)[0]')
class_cimport = (rc.package, cpppxd_base)
ts.register_class(classname, # FCComp
cython_c_type=cpppxd_base + '.' + classname, # cpp_fccomp.FCComp
cython_cimport=class_cimport,
cython_cy_type=pxd_base + '.' + classname, # fccomp.FCComp
cython_py_type=pxd_base + '.' + classname, # fccomp.FCComp
cython_template_class_name=classname.replace('_', '').capitalize(),
cython_cyimport=pxd_base, # fccomp
cython_pyimport=pxd_base, # fccomp
cython_c2py=class_c2py,
cython_py2c=class_py2c,
)
cache.dump()
_adddesc2env(desc, env, classname, srcname, tarname)
# then compute all function descriptions
for funcname, srcname, tarname in rc.functions:
print("parsing " + classname)
desc = compute_desc(funcname, srcname, tarname, 'func', ns, rc)
if ns.verbose:
pprint(desc)
cache.dump()
_adddesc2env(desc, env, funcname, srcname, tarname)
# next, make cython bindings
# generate first, then write out to ensure this is atomic per-class
if ns.cython:
print("making cython bindings")
cpppxds = gencpppxd(env)
pxds = genpxd(env)
pyxs = genpyx(env, classes)
for key, cpppxd in cpppxds.iteritems():
newoverwrite(cpppxd, os.path.join(rc.package, env[key]['cpppxd_filename']))
for key, pxd in pxds.iteritems():
newoverwrite(pxd, os.path.join(rc.package, env[key]['pxd_filename']))
for key, pyx in pyxs.iteritems():
newoverwrite(pyx, os.path.join(rc.package, env[key]['pyx_filename']))
# next, make cyclus bindings
if ns.cyclus:
print("making cyclus bindings")
