Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/virtualenv/activation/python/activate_this.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
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1 # -*- coding: utf-8 -*- |
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2 """Activate virtualenv for current interpreter: |
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3 |
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4 Use exec(open(this_file).read(), {'__file__': this_file}). |
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5 |
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6 This can be used when you must use an existing Python interpreter, not the virtualenv bin/python. |
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7 """ |
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8 import os |
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9 import site |
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10 import sys |
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11 |
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12 try: |
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13 abs_file = os.path.abspath(__file__) |
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14 except NameError: |
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15 raise AssertionError("You must use exec(open(this_file).read(), {'__file__': this_file}))") |
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16 |
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17 bin_dir = os.path.dirname(abs_file) |
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18 base = bin_dir[: -len("__BIN_NAME__") - 1] # strip away the bin part from the __file__, plus the path separator |
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19 |
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20 # prepend bin to PATH (this file is inside the bin directory) |
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21 os.environ["PATH"] = os.pathsep.join([bin_dir] + os.environ.get("PATH", "").split(os.pathsep)) |
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22 os.environ["VIRTUAL_ENV"] = base # virtual env is right above bin directory |
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23 |
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24 # add the virtual environments libraries to the host python import mechanism |
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25 prev_length = len(sys.path) |
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26 for lib in "__LIB_FOLDERS__".split(os.pathsep): |
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27 path = os.path.realpath(os.path.join(bin_dir, lib)) |
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28 site.addsitedir(path.decode("utf-8") if "__DECODE_PATH__" else path) |
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29 sys.path[:] = sys.path[prev_length:] + sys.path[0:prev_length] |
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30 |
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31 sys.real_prefix = sys.prefix |
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32 sys.prefix = base |