def _gen_stub2_filename(stub_file, base_module):
if os.path.isfile(stub_file):
bn = os.path.basename(stub_file).rpartition(module_filename_delim)[0]
if pytypes.stub_gen_dir is None:
checksum = util._md5(stub_file)
return tempfile.gettempdir()+os.sep+bn+'__'+checksum+'.pyi2'
else:
pck = '' if base_module.__package__ is None else \
base_module.__package__.replace('.', os.sep)+os.sep
return os.path.abspath(pytypes.stub_gen_dir)+os.sep+pck+bn+'.pyi2'
else:
# If there is no original file, no generated file(name) can be created:
return None
def _check_py2_stubmodule(pyi_file, pyi2_module):
if pyi2_module.__doc__ is None:
# File was hand-crafted.
return True
lines = pyi2_module.__doc__.split('\n')
if len(lines) < 5 or lines[4] != 'This file was generated by pytypes. Do not edit directly.':
# File was hand-crafted.
return True
if (not pyi_file is None) and os.path.normpath(pyi_file) != os.path.normpath(lines[2]):
# File wasn't generated from the source we thought it was.
return False
in_file = lines[2] if pyi_file is None else pyi_file
if os.path.isfile(in_file):
return lines[3].endswith(util._md5(in_file))
else:
return False
def convert(in_file, out_file=None):
_print('in_file: ' + in_file)
assert (os.path.isfile(in_file))
checksum = util._md5(in_file)
if out_file is None:
out_file = in_file + '2'
_print('out_file: ' + out_file)
with open(in_file, stub_open_mode) as module_file:
module_name = os.path.basename(in_file)
stub_module = imp.load_module(module_name, module_file, in_file,
stub_descr)
funcs = [
func[1] for func in inspect.getmembers(stub_module, inspect.isfunction)
]
cls = [cl[1] for cl in inspect.getmembers(stub_module, inspect.isclass)]
directory = os.path.dirname(out_file)
if not os.path.exists(directory):
os.makedirs(directory)
with open(out_file, 'w') as out_file_handle:
lines = [
"'''", 'Python 2.7-compliant stubfile of ', in_file,
'with MD5-Checksum: ' + checksum,
'This file was generated by pytypes. Do not edit directly.', "'''",
'', 'import typing',
'from typing import Any, Tuple, List, Union, Generic, Optional, \\',
2 * indent + 'TypeVar, Set, FrozenSet, Dict, Generator',
'import numbers'
]
for func in funcs:
lines.append('')
_write_func(func, lines)
for cl in cls:
if not (hasattr(numbers, cl.__name__)
or hasattr(typing, cl.__name__)):
lines.append('\n')
_write_class(cl, lines)
for i in range(len(lines)):
_print(lines[i])
lines[i] = lines[i] + '\n'
lines.append('\n')
out_file_handle.writelines(lines)
def convert(in_file, out_file=None):
global _implicit_globals
_print('in_file: ' + in_file)
assert (os.path.isfile(in_file))
checksum = util._md5(in_file)
if out_file is None:
if in_file.endswith('py'):
if py3:
out_file = in_file + 'i'
else:
out_file = in_file + 'i2'
elif in_file.endswith('pyi'):
if py3:
out_file = in_file
else:
out_file = in_file + '2'
else:
out_file = in_file + '2'
if os.path.exists(out_file) and not force:
_print("File already exists: " + str(out_file))
_print("Run with --force to force overwriting.")
sys.exit(os.EX_CANTCREAT)
_print('out_file: ' + out_file)
with open(in_file, stub_open_mode) as module_file:
module_name = os.path.basename(in_file)
stub_module = imp.load_module(module_name, module_file, in_file,
stub_descr)
if module_name in sys.modules:
_implicit_globals.add(sys.modules[module_name])
module_basename = module_name.rsplit('.')[0]
if module_basename in sys.modules:
_implicit_globals.add(sys.modules[module_basename])
funcs = [
func[1] for func in inspect.getmembers(stub_module, inspect.isfunction)
]
cls = [cl[1] for cl in inspect.getmembers(stub_module, inspect.isclass)]
tpvs = set()
i = 0
if _tpvar_is_class:
while i < len(cls):
if isinstance(cls[i], TypeVar):
tpvs.add(cls[i])
del cls[i]
else:
i += 1
else:
# Python 3.6
for tpv in inspect.getmembers(stub_module,
lambda t: isinstance(t, TypeVar)):
tpvs.add(tpv[1])
funcs.sort(key=_func_get_line)
cls.sort(key=_class_get_line)
directory = os.path.dirname(out_file)
if directory == '':
directory = '.'
if not os.path.exists(directory):
os.makedirs(directory)
assumed_glbls = set()
assumed_typevars = set()
nw = datetime.datetime.now()
with open(out_file, 'w') as out_file_handle:
try:
version = pkg_resources.get_distribution('pytypes').version
except:
version = pytypes._version
lines = [
'"""', 'Python 2.7-compliant stubfile of ', in_file,
'MD5-Checksum: ' + checksum,
'\nThis file was generated by pytypes.stubfile_2_converter v' +
version, 'at ' + nw.isoformat(),
'running on ' + util._python_version_string() + '.\n', 'WARNING:',
'If you edit this file, be aware that it was automatically generated.',
'Save your customized version to a distinct place;',
'this file might be overwritten without notice.', '"""', '', ''
] # import section later goes here; don't forget to track in imp_index
imp_index = 13
any_tpv = False
for tpv in tpvs:
if util.search_class_module(tpv) is stub_module:
if not any_tpv:
lines.append('')
_write_TypeVar(tpv, lines)
any_tpv = True
for func in funcs:
lines.append('')
_write_func(func, lines, assumed_globals=assumed_glbls)
for cl in cls:
if sys.modules[cl.__module__] in _implicit_globals:
lines.append('\n')
_write_class(cl,
lines,
assumed_globals=assumed_glbls,
implicit_globals=_implicit_globals,
assumed_typevars=assumed_typevars)
for el in tpvs:
assumed_typevars.add(el)
imp_lines = typelogger._make_import_section(assumed_glbls,
assumed_typevars,
_implicit_globals)
lines.insert(imp_index, '\n'.join(imp_lines))
for i in range(len(lines)):
_print(lines[i])
lines[i] = lines[i] + '\n'
lines.append('\n')
out_file_handle.writelines(lines)
