Mercurial > repos > shellac > guppy_basecaller
annotate env/lib/python3.7/site-packages/shellescape-3.4.1.dist-info/METADATA @ 0:26e78fe6e8c4 draft
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
author | shellac |
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date | Sat, 02 May 2020 07:14:21 -0400 |
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1 Metadata-Version: 2.0 |
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2 Name: shellescape |
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3 Version: 3.4.1 |
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4 Summary: Shell escape a string to safely use it as a token in a shell command (backport of Python shlex.quote for Python versions 2.x & < 3.3) |
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5 Home-page: https://github.com/chrissimpkins/shellescape |
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6 Author: Christopher Simpkins |
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7 Author-email: git.simpkins@gmail.com |
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8 License: MIT license |
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9 Keywords: shell,quote,escape,backport,command line,command,subprocess |
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10 Platform: any |
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11 Classifier: Development Status :: 5 - Production/Stable |
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12 Classifier: Intended Audience :: Developers |
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13 Classifier: Natural Language :: English |
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14 Classifier: License :: OSI Approved :: MIT License |
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15 Classifier: Programming Language :: Python |
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16 Classifier: Programming Language :: Python :: 2 |
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17 Classifier: Programming Language :: Python :: 3 |
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18 Classifier: Operating System :: MacOS :: MacOS X |
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19 Classifier: Operating System :: POSIX |
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20 Classifier: Operating System :: Unix |
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21 Classifier: Operating System :: Microsoft :: Windows |
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22 |
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23 Source Repository: https://github.com/chrissimpkins/shellescape |
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24 |
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25 Description |
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26 ----------- |
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27 |
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28 The shellescape Python module defines the ``shellescape.quote()`` function that returns a shell-escaped version of a Python string. This is a backport of the ``shlex.quote()`` function from Python 3.4.3 that makes it accessible to users of Python 3 versions < 3.3 and all Python 2.x versions. |
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29 |
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30 quote(s) |
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31 -------- |
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32 |
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33 >From the Python documentation: |
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34 |
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35 Return a shell-escaped version of the string s. The returned value is a string that can safely be used as one token in a shell command line, for cases where you cannot use a list. |
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36 |
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37 This idiom would be unsafe: |
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38 |
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39 .. code-block:: python |
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40 |
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41 >>> filename = 'somefile; rm -rf ~' |
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42 >>> command = 'ls -l {}'.format(filename) |
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43 >>> print(command) # executed by a shell: boom! |
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44 ls -l somefile; rm -rf ~ |
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45 |
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46 |
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47 ``quote()`` lets you plug the security hole: |
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48 |
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49 .. code-block:: python |
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50 |
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51 >>> command = 'ls -l {}'.format(quote(filename)) |
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52 >>> print(command) |
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53 ls -l 'somefile; rm -rf ~' |
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54 >>> remote_command = 'ssh home {}'.format(quote(command)) |
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55 >>> print(remote_command) |
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56 ssh home 'ls -l '"'"'somefile; rm -rf ~'"'"'' |
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57 |
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58 |
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59 The quoting is compatible with UNIX shells and with ``shlex.split()``: |
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60 |
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61 .. code-block:: python |
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62 |
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63 >>> remote_command = split(remote_command) |
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64 >>> remote_command |
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65 ['ssh', 'home', "ls -l 'somefile; rm -rf ~'"] |
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66 >>> command = split(remote_command[-1]) |
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67 >>> command |
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68 ['ls', '-l', 'somefile; rm -rf ~'] |
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69 |
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70 |
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71 Usage |
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72 ----- |
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73 |
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74 Include ``shellescape`` in your project setup.py file ``install_requires`` dependency definition list: |
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75 |
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76 .. code-block:: python |
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77 |
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78 setup( |
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79 ... |
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80 install_requires=['shellescape'], |
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81 ... |
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82 ) |
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83 |
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84 |
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85 Then import the ``quote`` function into your module(s) and use it as needed: |
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86 |
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87 .. code-block:: python |
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88 |
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89 #!/usr/bin/env python |
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90 # -*- coding: utf-8 -*- |
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91 |
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92 from shellescape import quote |
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93 |
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94 filename = "somefile; rm -rf ~" |
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95 escaped_shell_command = 'ls -l {}'.format(quote(filename)) |
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96 |
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97 |
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98 Issue Reporting |
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99 --------------- |
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100 |
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101 Issue reporting is available on the `GitHub repository <https://github.com/chrissimpkins/shellescape/issues>`_ |
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102 |
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103 |
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104 |
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105 |