mirror of
https://gitlab.com/libvirt/libvirt-python.git
synced 2024-10-26 07:55:06 +03:00
generator: merge python wrapper generator methods
Instead of having three separate methods for generating python wrappers, merge them all together. Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrangé
parent
c8abe55d4c
commit
3950e1ddd5
308
generator.py
308
generator.py
@ -1190,10 +1190,6 @@ def writeDoc(module: str, name: str, args: List[ArgumentType], indent: str, outp
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def buildWrappers(module: str) -> None:
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if not module == "libvirt":
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print("ERROR: Unknown module type: %s" % module)
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return None
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package = module.replace('-', '_')
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if module == "libvirt":
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pymod = "libvirtmod"
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@ -1283,15 +1279,19 @@ def buildWrappers(module: str) -> None:
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classes.write(" if \"No module named\" in str(cyg_e):\n")
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classes.write(" raise lib_e\n\n")
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if module != "libvirt":
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classes.write("import libvirt\n")
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classes.write("\n")
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if extra:
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classes.write("# WARNING WARNING WARNING WARNING\n")
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classes.write("#\n")
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classes.write("# Manually written part of python bindings for libvirt\n")
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classes.write("# Manually written part of python bindings for %s\n" % module)
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classes.writelines(extra.readlines())
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classes.write("#\n")
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classes.write("# WARNING WARNING WARNING WARNING\n")
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classes.write("#\n")
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classes.write("# Automatically written part of python bindings for libvirt\n")
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classes.write("# Automatically written part of python bindings for %s\n" % module)
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classes.write("#\n")
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classes.write("# WARNING WARNING WARNING WARNING\n")
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if extra:
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@ -1384,7 +1384,10 @@ def buildWrappers(module: str) -> None:
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classes.write("\n")
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for classname in classes_list:
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modclasses = []
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if module == "libvirt":
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modclasses = classes_list
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for classname in modclasses:
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PARENTS = {
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"virConnect": "self._conn",
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"virDomain": "self._dom",
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@ -1563,8 +1566,9 @@ def buildWrappers(module: str) -> None:
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classes.write("\n")
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# Append "<classname>.py" to class def, iff it exists
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try:
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extra = open("libvirt-override-%s.py" % (classname,), "r")
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class_override = "%s-override-%s.py" % (module, classname)
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if os.path.exists(class_override):
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extra = open(class_override, "r")
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classes.write(" #\n")
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classes.write(" # %s methods from %s.py (hand coded)\n" % (classname, classname))
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classes.write(" #\n")
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@ -1609,8 +1613,59 @@ def buildWrappers(module: str) -> None:
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classes.writelines(cached)
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classes.write("\n")
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extra.close()
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except Exception:
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pass
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direct_functions = {}
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if module != "libvirt":
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direct_functions = functions
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classes.write("#\n# Functions from module %s\n#\n\n" % module)
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#
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# Generate functions directly, no classes
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#
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for name, (desc, ret, args, file, mod, cond) in sorted(direct_functions.items()):
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func = nameFixup(name, 'None', '', '')
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classes.write("def %s(" % func)
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for n, (a_name, a_type, a_info) in enumerate(args):
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if n != 0:
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classes.write(", ")
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classes.write("%s" % a_name)
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classes.write("):\n")
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writeDoc(module, name, args, ' ', classes)
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r_type, r_info, r_field = ret
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if r_type != "void":
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classes.write(" ret = ")
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else:
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classes.write(" ")
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classes.write("%s.%s(" % (pymod, name))
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conn = None
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for n, (a_name, a_type, a_info) in enumerate(args):
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if a_type == "virConnectPtr":
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conn = a_name
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if n != 0:
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classes.write(", ")
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if a_type in ["virDomainPtr", "virConnectPtr"]:
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# FIXME: This might have problem if the function
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# has multiple args which are objects.
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classes.write("%s.%s" % (a_name, "_o"))
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else:
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classes.write("%s" % a_name)
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classes.write(")\n")
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if r_type != "void":
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classes.write(" if ret is None:\n"
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" raise libvirt.libvirtError('%s() failed')\n" % (name,))
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if r_type == "virDomainPtr":
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classes.write(" __tmp = libvirt.virDomain(%s, _obj=ret)\n" % (conn,))
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classes.write(" return __tmp\n")
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else:
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classes.write(" return ret\n")
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classes.write("\n")
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#
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# Generate enum constants
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@ -1646,222 +1701,16 @@ def buildWrappers(module: str) -> None:
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classes.write("%s = %s\n" % (name, value))
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classes.write("\n")
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classes.write("# typed parameter names\n")
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for name, value in params:
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classes.write("%s = \"%s\"\n" % (name, value))
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if params:
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classes.write("# typed parameter names\n")
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for name, value in params:
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classes.write("%s = \"%s\"\n" % (name, value))
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classes.close()
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def qemuBuildWrappers(module: str) -> None:
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if not module == "libvirt-qemu":
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print("ERROR: only libvirt-qemu is supported")
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return None
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extra_file = "%s-override.py" % module
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extra = None
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fd = open("build/libvirt_qemu.py", "w")
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if os.path.exists(extra_file):
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extra = open(extra_file, "r")
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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fd.write("# This file is automatically written by generator.py. Any changes\n")
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fd.write("# made here will be lost.\n")
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fd.write("#\n")
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fd.write("# To change the manually written methods edit %s-override.py\n" % (module,))
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fd.write("# To change the automatically written methods edit generator.py\n")
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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fd.write("# Automatically written part of python bindings for libvirt\n")
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fd.write("#\n")
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fd.write("try:\n")
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fd.write(" import libvirtmod_qemu\n")
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fd.write("except ImportError as lib_e:\n")
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fd.write(" try:\n")
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fd.write(" import cygvirtmod_qemu as libvirtmod_qemu\n")
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fd.write(" except ImportError as cyg_e:\n")
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fd.write(" if \"No module named\" in str(cyg_e):\n")
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fd.write(" raise lib_e\n\n")
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fd.write("import libvirt\n\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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if extra:
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fd.writelines(extra.readlines())
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fd.write("#\n")
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if extra:
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extra.close()
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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fd.write("#\n# Functions from module %s\n#\n\n" % module)
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#
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# Generate functions directly, no classes
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#
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for name, (desc, ret, args, file, mod, cond) in sorted(functions.items()):
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func = nameFixup(name, 'None', '', '')
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fd.write("def %s(" % func)
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for n, (a_name, a_type, a_info) in enumerate(args):
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if n != 0:
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fd.write(", ")
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fd.write("%s" % a_name)
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fd.write("):\n")
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writeDoc(module, name, args, ' ', fd)
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r_type, r_info, r_field = ret
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if r_type != "void":
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fd.write(" ret = ")
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else:
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fd.write(" ")
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fd.write("libvirtmod_qemu.%s(" % name)
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conn = None
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for n, (a_name, a_type, a_info) in enumerate(args):
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if a_type == "virConnectPtr":
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conn = a_name
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if n != 0:
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fd.write(", ")
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if a_type in ["virDomainPtr", "virConnectPtr"]:
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# FIXME: This might have problem if the function
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# has multiple args which are objects.
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fd.write("%s.%s" % (a_name, "_o"))
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else:
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fd.write("%s" % a_name)
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fd.write(")\n")
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if r_type != "void":
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fd.write(" if ret is None:\n"
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" raise libvirt.libvirtError('%s() failed')\n" % (name,))
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if r_type == "virDomainPtr":
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fd.write(" __tmp = libvirt.virDomain(%s, _obj=ret)\n" % (conn,))
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fd.write(" return __tmp\n")
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else:
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fd.write(" return ret\n")
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fd.write("\n")
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#
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# Generate enum constants
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#
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for type, enum in sorted(enums.items()):
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fd.write("# %s\n" % type)
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for name, value in sorted(enum.items(), key=lambda i: (int(i[1]), i[0])):
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fd.write("%s = %s\n" % (name, value))
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fd.write("\n")
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fd.close()
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def lxcBuildWrappers(module: str) -> None:
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if not module == "libvirt-lxc":
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print("ERROR: only libvirt-lxc is supported")
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return None
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extra_file = "%s-override.py" % module
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extra = None
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fd = open("build/libvirt_lxc.py", "w")
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if os.path.exists(extra_file):
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extra = open(extra_file, "r")
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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fd.write("# This file is automatically written by generator.py. Any changes\n")
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fd.write("# made here will be lost.\n")
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fd.write("#\n")
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fd.write("# To change the manually written methods edit %s-override.py\n" % (module,))
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fd.write("# To change the automatically written methods edit generator.py\n")
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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if extra:
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fd.writelines(extra.readlines())
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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fd.write("#\n")
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fd.write("# Automatically written part of python bindings for libvirt\n")
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fd.write("#\n")
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fd.write("# WARNING WARNING WARNING WARNING\n")
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if extra:
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extra.close()
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fd.write("try:\n")
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fd.write(" import libvirtmod_lxc\n")
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fd.write("except ImportError as lib_e:\n")
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fd.write(" try:\n")
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fd.write(" import cygvirtmod_lxc as libvirtmod_lxc\n")
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fd.write(" except ImportError as cyg_e:\n")
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fd.write(" if \"No module named\" in str(cyg_e):\n")
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fd.write(" raise lib_e\n\n")
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fd.write("import libvirt\n\n")
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fd.write("#\n# Functions from module %s\n#\n\n" % module)
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#
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# Generate functions directly, no classes
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#
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for name, (desc, ret, args, file, mod, cond) in sorted(functions.items()):
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func = nameFixup(name, 'None', '', '')
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fd.write("def %s(" % func)
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for n, (a_name, a_type, a_info) in enumerate(args):
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if n != 0:
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fd.write(", ")
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fd.write("%s" % a_name)
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fd.write("):\n")
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writeDoc(module, name, args, ' ', fd)
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r_type, r_info, r_field = ret
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if r_type != "void":
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fd.write(" ret = ")
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else:
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fd.write(" ")
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fd.write("libvirtmod_lxc.%s(" % name)
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conn = None
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for n, (a_name, a_type, a_info) in enumerate(args):
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if a_type == "virConnectPtr":
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conn = a_name
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if n != 0:
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fd.write(", ")
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if a_type in ["virDomainPtr", "virConnectPtr"]:
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# FIXME: This might have problem if the function
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# has multiple args which are objects.
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fd.write("%s.%s" % (a_name, "_o"))
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else:
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fd.write("%s" % a_name)
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fd.write(")\n")
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if r_type != "void":
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fd.write(" if ret is None:\n"
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" raise libvirt.libvirtError('%s() failed')\n" % (name,))
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if r_type == "virDomainPtr":
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fd.write(" __tmp = libvirt.virDomain(%s, _obj=ret)\n" % (conn,))
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fd.write(" return __tmp\n")
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else:
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fd.write(" return ret\n")
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fd.write("\n")
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#
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# Generate enum constants
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#
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for type, enum in sorted(enums.items()):
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fd.write("# %s\n" % type)
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for name, value in sorted(enum.items(), key=lambda i: (int(i[1]), i[0])):
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fd.write("%s = %s\n" % (name, value))
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fd.write("\n")
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fd.close()
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if sys.argv[1] not in ["libvirt", "libvirt-lxc", "libvirt-qemu"]:
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print("ERROR: unknown module %s" % sys.argv[1])
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sys.exit(1)
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quiet = False
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if not os.path.exists("build"):
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@ -1870,14 +1719,5 @@ if not os.path.exists("build"):
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if buildStubs(sys.argv[1], sys.argv[2]) < 0:
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sys.exit(1)
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if sys.argv[1] == "libvirt":
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buildWrappers(sys.argv[1])
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elif sys.argv[1] == "libvirt-lxc":
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lxcBuildWrappers(sys.argv[1])
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elif sys.argv[1] == "libvirt-qemu":
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qemuBuildWrappers(sys.argv[1])
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else:
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print("ERROR: unknown module %s" % sys.argv[1])
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sys.exit(1)
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buildWrappers(sys.argv[1])
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sys.exit(0)
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@ -1,4 +1,3 @@
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# Manually written part of python bindings for libvirt-qemu
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from typing import Any, Callable, Dict, List, IO
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