# coding=utf8
# the above tag defines encoding for this document and is for Python 2.x compatibility
import re
regex = r"""
^\s*class\s+
(?P<class>\S+)[^{}]+(\{
(?:[^{}]*|(?2))*
\})
"""
test_str = ("\n"
"<?php\n\n"
"// base class with member properties and methods\n"
"class Vegetable {\n\n"
" var $edible;\n"
" var $color;\n\n"
" function Vegetable($edible, $color=\"green\")\n"
" {\n"
" $this->edible = $edible;\n"
" $this->color = $color;\n"
" }\n\n"
" function is_edible()\n"
" {\n"
" return $this->edible;\n"
" }\n\n"
" function what_color()\n"
" {\n"
" return $this->color;\n"
" }\n\n"
"} // end of class Vegetable\n\n"
"// extends the base class\n"
"class Spinach extends Vegetable {\n\n"
" var $cooked = false;\n\n"
" function __construct()\n"
" {\n"
" parent::__construct(true, \"green\");\n"
" }\n\n"
" function cook_it()\n"
" {\n"
" $this->cooked = true;\n"
" }\n\n"
" function is_cooked()\n"
" {\n"
" return $this->cooked;\n"
" }\n\n"
"} // end of class Spinach\n\n"
"?>\n")
matches = re.finditer(regex, test_str, re.VERBOSE | re.MULTILINE)
for matchNum, match in enumerate(matches, start=1):
print ("Match {matchNum} was found at {start}-{end}: {match}".format(matchNum = matchNum, start = match.start(), end = match.end(), match = match.group()))
for groupNum in range(0, len(match.groups())):
groupNum = groupNum + 1
print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = match.start(groupNum), end = match.end(groupNum), group = match.group(groupNum)))
# Note: for Python 2.7 compatibility, use ur"" to prefix the regex and u"" to prefix the test string and substitution.
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Python, please visit: https://docs.python.org/3/library/re.html