Converted into a package

Separated tests from main function

Author: gschizas

romanize.py

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+# -*- coding: utf-8 -*-
+from __future__ import print_function
+
+__author__ = 'George Schizas'
+__version__ = '1.0.1'
+
+"""
+This is the "romanize" module.
+
+The romanize module supplies one function, romanize().  For example,
+
+>>> romanize('Γιώργος Σχίζας')
+Giorgos Schizas
+
+You can call it as a module to translate the rest of the command line
+
+>>> python -m romanize.py Γιώργος
+'Giorgos'
+"""
+
+
+def romanize(greek_text):
+    """Return the ISO 843:1997 transcription of the input Greek text.
+    Any non-Greek characters will be ignored and printed as they were."""
+
+    result = ""
+    cursor = 0
+    while cursor < len(greek_text):
+        letter = greek_text[cursor]
+        prev_letter = greek_text[cursor - 1] if cursor > 0 else ""
+        next_letter = greek_text[cursor + 1] if cursor < len(greek_text) - 1 else ""
+        third_letter = greek_text[cursor + 2] if cursor < len(greek_text) - 2 else ""
+
+        is_upper = (letter.upper() == letter)
+        is_upper_next = (next_letter.upper() == next_letter)
+        letter = letter.lower()
+        prev_letter = prev_letter.lower()
+        next_letter = next_letter.lower()
+        third_letter = third_letter.lower()
+
+        simple_translation_greek = u'άβδέζήιίϊΐκλνξόπρσςτυύϋΰφωώ'
+        simple_translation_latin = u'avdeziiiiiklnxoprsstyyyyfoo'
+
+        digraph_translation_greek = u'θχψ'
+        digraph_translation_latin = u'thchps'
+
+        digraph_ypsilon_greek = u'αεη'
+        digraph_ypsilon_latin = u'aei'
+        digraph_ypsilon_beta = u'βγδζλμνραάεέηήιίϊΐοόυύϋΰωώ'
+        digraph_ypsilon_phi = u'θκξπστφχψ'
+
+        if letter in simple_translation_greek:
+            new_letter = simple_translation_latin[simple_translation_greek.index(letter)]
+        elif letter in digraph_translation_greek:
+            diphthong_index = digraph_translation_greek.index(letter)
+            new_letter = digraph_translation_latin[diphthong_index * 2:diphthong_index * 2 + 2]
+        elif letter in digraph_ypsilon_greek:
+            new_letter = digraph_ypsilon_latin[digraph_ypsilon_greek.index(letter)]
+            if next_letter in [u'υ', u'ύ']:
+                if third_letter in digraph_ypsilon_beta:
+                    new_letter += u'v'
+                    cursor += 1
+                elif third_letter in digraph_ypsilon_phi:
+                    new_letter += u'f'
+                    cursor += 1
+        elif letter == u'γ':
+            if next_letter == u'γ':
+                new_letter = u'ng'
+                cursor += 1
+            elif next_letter == u'ξ':
+                new_letter = u'nx'
+                cursor += 1
+            elif next_letter in u'χ':
+                new_letter = u'nch'
+                cursor += 1
+            else:
+                new_letter = u'g'
+        elif letter == u'μ':
+            if next_letter == u'π':
+                if prev_letter.strip() == "" or third_letter.strip() == "":
+                    new_letter = u'b'
+                    cursor += 1
+                else:
+                    new_letter = u'mp'
+                    cursor += 1
+            else:
+                new_letter = u'm'
+        elif letter == u'ο':
+            new_letter = u'o'
+            if next_letter in [u'υ', u'ύ']:
+                new_letter += u'u'
+                cursor += 1
+        else:
+            new_letter = letter
+        if is_upper:
+            new_letter = new_letter[0].upper() + (new_letter[1:].upper() if is_upper_next else new_letter[1:].lower())
+        result += new_letter
+        cursor += 1
+    return result
+
+
+def main():
+    import sys
+
+    if len(sys.argv) > 1:
+        print(romanize(' '.join(sys.argv[1:])))
+    else:
+        words = sys.stdin.read()
+        print(romanize(words))
+
+
+if __name__ == "__main__":
+    main()

romanize/__init__.py

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+[metadata]
+description-file = README.md

setup.cfg

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+from __future__ import print_function
+from setuptools import setup, find_packages
+from setuptools.command.test import test as TestCommand
+import io
+import codecs
+import os
+import sys
+
+import romanize
+
+here = os.path.abspath(os.path.dirname(__file__))
+
+
+def read(*filenames, **kwargs):
+    encoding = kwargs.get('encoding', 'utf-8')
+    sep = kwargs.get('sep', '\n')
+    buf = []
+    for filename in filenames:
+        with io.open(filename, encoding=encoding) as f:
+            buf.append(f.read())
+    return sep.join(buf)
+
+
+long_description = read('README.md', 'CHANGES.md')
+
+setup(
+    name='Romanize',
+    version=romanize.__version__,
+    url='https://github.com/gschizas/RomanizePython',
+    license='Apache Software License',
+    author='George Schizas',
+    author_email='[email protected]',
+    description='Transcribe Greek text to Latin alphabet using the ISO 843:1997 standard (also known as ELOT 743:1987)',
+    long_description=long_description,
+    packages=['romanize'],
+    include_package_data=True,
+    platforms='any',
+    classifiers=[
+        'Programming Language :: Python',
+        'Development Status :: 5 - Production/Stable',
+        'Natural Language :: English',
+        'Natural Language :: Greek',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: Apache Software License',
+        'Operating System :: OS Independent',
+        'Topic :: Software Development :: Libraries :: Python Modules',
+        'Topic :: Text Processing'
+    ],
+    test_suite="tests"
+)

setup.py

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+

tests/__init__.py

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+# -*- coding: utf-8 -*-
+
+import os
+import sys
+import unittest
+from romanize import romanize
+
+
+class TestCommonWords(unittest.TestCase):
+    def test_inline(self):
+        self.assertEqual(romanize(u'Γιώργος Σχίζας'), u'Giorgos Schizas')
+        self.assertEqual(romanize(u'Θανάσης ΘΑΝΑΣΗΣ θΑνάσης ΘΑνάσης'), u'Thanasis THANASIS thAnasis THAnasis')
+        self.assertEqual(romanize(u'Αντώνης Ψαράς με ψάρια'), u'Antonis Psaras me psaria')
+        self.assertEqual(romanize(u'Αυγά αύριο παύση'), u'Avga avrio pafsi')
+        self.assertEqual(romanize(u'Άγγελος αρχάγγελος'), u'Angelos archangelos')
+        self.assertEqual(romanize(u'Ξάδελφος εξ αγχιστείας'), u'Xadelfos ex anchisteias')
+        self.assertEqual(romanize(u'Ακούμπα κάτω τα μπαούλα Γιακούμπ'), u'Akoumpa kato ta baoula Giakoub')
+        self.assertEqual(romanize(u'Ζεύξη Ρίου-Αντιρρίου'), u'Zefxi Riou-Antirriou')
+        self.assertEqual(romanize(u'μεταγραφή'), u'metagrafi')
+        self.assertEqual(romanize(u'Ούτε το αγγούρι ούτε η αγκινάρα γράφονται με γξ'),
+                         u'Oute to angouri oute i agkinara grafontai me nx')
+        self.assertEqual(romanize(u'ΟΥΡΑΝΟΣ Ουρανός ουρανός οϋρανός'), u'OURANOS Ouranos ouranos oyranos')
+        self.assertEqual(romanize(u'Έχω ελέγξει το 100% της μεθόδου'), u'Echo elenxei to 100% tis methodou')