| |
| """Activate virtualenv for current interpreter: |
| |
| Use exec(open(this_file).read(), {'__file__': this_file}). |
| |
| This can be used when you must use an existing Python interpreter, not the virtualenv bin/python. |
| """ |
| import os |
| import site |
| import sys |
|
|
| try: |
| abs_file = os.path.abspath(__file__) |
| except NameError: |
| raise AssertionError("You must use exec(open(this_file).read(), {'__file__': this_file}))") |
|
|
| bin_dir = os.path.dirname(abs_file) |
| base = bin_dir[: -len("Scripts") - 1] |
|
|
| |
| os.environ["PATH"] = os.pathsep.join([bin_dir] + os.environ.get("PATH", "").split(os.pathsep)) |
| os.environ["VIRTUAL_ENV"] = base |
|
|
| |
| prev_length = len(sys.path) |
| for lib in "..\Lib\site-packages".split(os.pathsep): |
| path = os.path.realpath(os.path.join(bin_dir, lib)) |
| site.addsitedir(path.decode("utf-8") if "" else path) |
| sys.path[:] = sys.path[prev_length:] + sys.path[0:prev_length] |
|
|
| sys.real_prefix = sys.prefix |
| sys.prefix = base |
|
|