10 examples of 'python import function from file in different directory' in Python

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69def _import_from(mod, path, mod_dir=None):
70 """
71 Imports a module from a specific path
72
73 :param mod:
74 A unicode string of the module name
75
76 :param path:
77 A unicode string to the directory containing the module
78
79 :param mod_dir:
80 If the sub directory of "path" is different than the "mod" name,
81 pass the sub directory as a unicode string
82
83 :return:
84 None if not loaded, otherwise the module
85 """
86
87 if mod_dir is None:
88 mod_dir = mod
89
90 if not os.path.exists(path):
91 return None
92
93 if not os.path.exists(os.path.join(path, mod_dir)):
94 return None
95
96 try:
97 mod_info = imp.find_module(mod_dir, [path])
98 return imp.load_module(mod, *mod_info)
99 except ImportError:
100 return None
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90def __import__(name, globals=None, locals=None, fromlist=None):
91 """An alternative to the import function so that we can import
92 modules defined as strings.
93
94 This code was taken from: http://docs.python.org/lib/examples-imp.html
95 """
96 # Fast path: see if the module has already been imported.
97 try:
98 return sys.modules[name]
99 except KeyError:
100 pass
101
102 # If any of the following calls raises an exception,
103 # there's a problem we can't handle -- let the caller handle it.
104 module_name = name.split('.')[-1]
105 module_path = os.path.join(EXAMPLE_DIR, *name.split('.')[:-1])
106
107 fp, pathname, description = imp.find_module(module_name, [module_path])
108
109 try:
110 return imp.load_module(module_name, fp, pathname, description)
111 finally:
112 # Since we may exit via an exception, close fp explicitly.
113 if fp:
114 fp.close()
4def import_dir(name, fromlist=()):
5 PACKAGE_EXT = '.sublime-package'
6 dirname = os.path.basename(os.path.dirname(os.path.realpath(__file__)))
7 if dirname.endswith(PACKAGE_EXT):
8 dirname = dirname[:-len(PACKAGE_EXT)]
9 return __import__('{0}.{1}'.format(dirname, name), fromlist=fromlist)
60def _gimport(name):
61 # we will register imported module into sys.modules with adjusted path.
62 # reason: if we leave dots in place, python emits warning:
63 # RuntimeWarning: Parent module 'lab.nexedi' not found while handling absolute import
64 #
65 # we put every imported module under `golang._gopath.` namespace with '.' changed to '_'
66 modname = 'golang._gopath.' + name.replace('.', '_')
67
68 try:
69 return sys.modules[modname]
70 except KeyError:
71 # not yet imported
72 pass
73
74 # search for module in every GOPATH entry
75 modpath = None
76 gopathv = _gopathv()
77 for g in gopathv:
78 # module: .../name.py
79 modpath = os.path.join(g, 'src', name + '.py')
80 if os.path.exists(modpath):
81 break
82
83 # package: .../name/__init__.py
84 modpath = os.path.join(g, 'src', name, '__init__.py')
85 if os.path.exists(modpath):
86 break
87
88 else:
89 modpath = None
90
91 if modpath is None:
92 raise ImportError('gopath: no module named %s' % name)
93
94
95 # https://stackoverflow.com/a/67692
96 return imp.load_source(modname, modpath)
241def import_from_path(path, name="esptool"):
242 if not os.path.isfile(path):
243 raise Exception("No such file: %s" % path)
244
245 # Import esptool from the provided location
246 if sys.version_info >= (3,5):
247 import importlib.util
248 spec = importlib.util.spec_from_file_location(name, path)
249 module = importlib.util.module_from_spec(spec)
250 spec.loader.exec_module(module)
251 elif sys.version_info >= (3,3):
252 from importlib.machinery import SourceFileLoader
253 module = SourceFileLoader(name, path).load_module()
254 else:
255 import imp
256 module = imp.load_source(name, path)
257 return module
8def import_from_file(self, file_path):
9 """
10 Import the specified file, with an unqualified module name.
11 """
12 folder = os.path.dirname(file_path)
13 filename = os.path.basename(file_path)
14 module_name = os.path.splitext(filename)[0]
15 return self.import_module(folder, module_name)
37def import_class(from_path, full_class_name):
38 from_path = str(from_path)
39 full_class_name = str(full_class_name)
40 try:
41 return import_class_from_path(from_path, full_class_name)
42 except Exception as e:
43 our_dir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
44 api_dir = os.path.join(our_dir, PULSAR_API_ROOT, PULSAR_FUNCTIONS_API_ROOT)
45 try:
46 return import_class_from_path(api_dir, full_class_name)
47 except Exception as e:
48 Log.info("Failed to import class %s from path %s" % (full_class_name, from_path))
49 Log.info(e, exc_info=True)
50 return None
23def import_from_directory(library, path):
24 """Import a library from a directory outside the path.
25
26 Parameters
27 ----------
28 library: string
29 The name of the library.
30 path: string
31 The path of the folder containing the library.
32
33 """
34 try:
35 return importlib.import_module(library)
36 except ImportError:
37 module_path = os.path.abspath(path)
38 version = sys.version_info
39
40 if version.major == 2:
41 f, filename, desc = imp.find_module(library, [module_path])
42 return imp.load_module(library, f, filename, desc)
43 else:
44 sys.path.append(module_path)
45 return importlib.import_module(library)
4def import_path(path):
5 path = os.path.abspath(path)
6 path, file = os.path.split(path)
7 file, ext = os.path.splitext(file)
8 sys.path.append(path)
9 module = __import__(file)
10 sys.path.pop()
11 return module
51def import_modules_from_package(package):
52 """Import modules from package and append into sys.modules
53
54 :param package: Full package name. For example: rally.plugins.openstack
55 """
56 path = [os.path.dirname(rally.__file__), ".."] + package.split(".")
57 path = os.path.join(*path)
58 for root, dirs, files in os.walk(path):
59 for filename in files:
60 if filename.startswith("__") or not filename.endswith(".py"):
61 continue
62 new_package = ".".join(root.split(os.sep)).split("....")[1]
63 module_name = "%s.%s" % (new_package, filename[:-3])
64 if module_name not in sys.modules:
65 sys.modules[module_name] = importlib.import_module(module_name)

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