Perl Python cheatsheet

perlpython.txt

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| Feature           Perl                                           Python                                                       |
+-------------------------------------------------------------------------------------------------------------------------------+
| Documentation     perlpod                                        docstrings                                                   |
|     check doc     perldoc MODULE                                 class.__doc__                                                |
| Filter            grep { COND } @array                           [ x for x in list if COND ]                                  |
| Format strings    "x: $x"                                        "x: {}".format(x)                                            |
|                                                                  "x: {x}"                                                     |
| Formatter         perltidy                                       black                                                        |
|                                                                  autopep8                                                     |
|                                                                  yapf                                                         |                              
| Iteration                                                                                                                     |
|     next          next                                           continue                                                     |
|     break         last                                           break                                                        |
|     range         for my $i (0..10) { CODE }                     for i in range(0, 11):                                       |
|     key-value     while (my ($k, $v) = each %hash { CODE }       for k, v in dict.items():                                    |
|     get idx                                                      for idx, val in enumerate(list):                             |
| Linter            perl -c -w                                     flake8                                                       |
|                   perlcritic                                                                                                  |
| Map               map { CODE } @array                            [ CODE for x in list ]                                       |
| Modules/packages  www.metacpan.org                               pypi.org                                                     |
|     management    cpanm                                          pip                                                          |
| ORM               DBIx::Class                                    SQLAlchemist                                                 |
| REPL              perlconsole                                    python3                                                      |
|                   Jupyter + Devel::IPerl                         Jupyter                                                      |
|                   Devel::REPL                                                                                                 |
| Print structures  Data::Dumper                                   pprint                                                       |
| Static typing                                                    MyPy                                                         |
| Unit tests        Test::Simple                                                                                                |
|                   Test::More                                                                                                  |
|                   Test::Exception                                                                                             |
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