Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/virtualenv/__main__.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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1 from __future__ import absolute_import, print_function, unicode_literals |
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2 |
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3 import logging |
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4 import os |
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5 import sys |
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6 from datetime import datetime |
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7 |
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8 |
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9 def run(args=None, options=None, env=None): |
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10 env = os.environ if env is None else env |
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11 start = datetime.now() |
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12 from virtualenv.run import cli_run |
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13 from virtualenv.util.error import ProcessCallFailed |
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14 |
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15 if args is None: |
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16 args = sys.argv[1:] |
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17 try: |
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18 session = cli_run(args, options, env) |
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19 logging.warning(LogSession(session, start)) |
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20 except ProcessCallFailed as exception: |
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21 print("subprocess call failed for {} with code {}".format(exception.cmd, exception.code)) |
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22 print(exception.out, file=sys.stdout, end="") |
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23 print(exception.err, file=sys.stderr, end="") |
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24 raise SystemExit(exception.code) |
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25 |
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26 |
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27 class LogSession(object): |
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28 def __init__(self, session, start): |
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29 self.session = session |
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30 self.start = start |
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31 |
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32 def __str__(self): |
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33 from virtualenv.util.six import ensure_text |
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34 |
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35 spec = self.session.creator.interpreter.spec |
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36 elapsed = (datetime.now() - self.start).total_seconds() * 1000 |
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37 lines = [ |
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38 "created virtual environment {} in {:.0f}ms".format(spec, elapsed), |
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39 " creator {}".format(ensure_text(str(self.session.creator))), |
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40 ] |
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41 if self.session.seeder.enabled: |
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42 lines += ( |
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43 " seeder {}".format(ensure_text(str(self.session.seeder))), |
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44 " added seed packages: {}".format( |
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45 ", ".join( |
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46 sorted( |
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47 "==".join(i.stem.split("-")) |
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48 for i in self.session.creator.purelib.iterdir() |
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49 if i.suffix == ".dist-info" |
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50 ), |
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51 ), |
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52 ), |
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53 ) |
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54 if self.session.activators: |
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55 lines.append(" activators {}".format(",".join(i.__class__.__name__ for i in self.session.activators))) |
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56 return "\n".join(lines) |
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57 |
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58 |
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59 def run_with_catch(args=None, env=None): |
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60 from virtualenv.config.cli.parser import VirtualEnvOptions |
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61 |
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62 env = os.environ if env is None else env |
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63 options = VirtualEnvOptions() |
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64 try: |
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65 run(args, options, env) |
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66 except (KeyboardInterrupt, SystemExit, Exception) as exception: |
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67 try: |
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68 if getattr(options, "with_traceback", False): |
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69 raise |
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70 else: |
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71 if not (isinstance(exception, SystemExit) and exception.code == 0): |
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72 logging.error("%s: %s", type(exception).__name__, exception) |
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73 code = exception.code if isinstance(exception, SystemExit) else 1 |
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74 sys.exit(code) |
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75 finally: |
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76 logging.shutdown() # force flush of log messages before the trace is printed |
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77 |
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78 |
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79 if __name__ == "__main__": # pragma: no cov |
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80 run_with_catch() # pragma: no cov |