Mercurial Repositories > eric / file comparison
comparison: DebugClients/Python3/coverage/python.py
DebugClients/Python3/coverage/python.py
- changeset 5051
- 3586ebd9fac8
- parent 4489
- d0d6e4ad31bd
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| 5047:04e5dfbd3f3d | 5051:3586ebd9fac8 |
|---|---|
| 2 # For details: https://bitbucket.org/ned/coveragepy/src/default/NOTICE.txt | 2 # For details: https://bitbucket.org/ned/coveragepy/src/default/NOTICE.txt |
| 3 | 3 |
| 4 """Python source expertise for coverage.py""" | 4 """Python source expertise for coverage.py""" |
| 5 | 5 |
| 6 import os.path | 6 import os.path |
| 7 import types | |
| 7 import zipimport | 8 import zipimport |
| 8 | 9 |
| 9 from coverage import env, files | 10 from coverage import env, files |
| 10 from coverage.misc import contract, expensive, NoSource, join_regex | 11 from coverage.misc import ( |
| 12 contract, CoverageException, expensive, NoSource, join_regex, isolate_module, | |
| 13 ) | |
| 11 from coverage.parser import PythonParser | 14 from coverage.parser import PythonParser |
| 12 from coverage.phystokens import source_token_lines, source_encoding | 15 from coverage.phystokens import source_token_lines, source_encoding |
| 13 from coverage.plugin import FileReporter | 16 from coverage.plugin import FileReporter |
| 17 | |
| 18 os = isolate_module(os) | |
| 14 | 19 |
| 15 | 20 |
| 16 @contract(returns='bytes') | 21 @contract(returns='bytes') |
| 17 def read_python_source(filename): | 22 def read_python_source(filename): |
| 18 """Read the Python source text from `filename`. | 23 """Read the Python source text from `filename`. |
| 46 break | 51 break |
| 47 else: | 52 else: |
| 48 # Couldn't find source. | 53 # Couldn't find source. |
| 49 raise NoSource("No source for code: '%s'." % filename) | 54 raise NoSource("No source for code: '%s'." % filename) |
| 50 | 55 |
| 56 # Replace \f because of http://bugs.python.org/issue19035 | |
| 57 source = source.replace(b'\f', b' ') | |
| 51 source = source.decode(source_encoding(source), "replace") | 58 source = source.decode(source_encoding(source), "replace") |
| 52 | 59 |
| 53 # Python code should always end with a line with a newline. | 60 # Python code should always end with a line with a newline. |
| 54 if source and source[-1] != '\n': | 61 if source and source[-1] != '\n': |
| 55 source += '\n' | 62 source += '\n' |
| 88 def __init__(self, morf, coverage=None): | 95 def __init__(self, morf, coverage=None): |
| 89 self.coverage = coverage | 96 self.coverage = coverage |
| 90 | 97 |
| 91 if hasattr(morf, '__file__'): | 98 if hasattr(morf, '__file__'): |
| 92 filename = morf.__file__ | 99 filename = morf.__file__ |
| 100 elif isinstance(morf, types.ModuleType): | |
| 101 # A module should have had .__file__, otherwise we can't use it. | |
| 102 # This could be a PEP-420 namespace package. | |
| 103 raise CoverageException("Module {0} has no file".format(morf)) | |
| 93 else: | 104 else: |
| 94 filename = morf | 105 filename = morf |
| 106 | |
| 107 filename = files.unicode_filename(filename) | |
| 95 | 108 |
| 96 # .pyc files should always refer to a .py instead. | 109 # .pyc files should always refer to a .py instead. |
| 97 if filename.endswith(('.pyc', '.pyo')): | 110 if filename.endswith(('.pyc', '.pyo')): |
| 98 filename = filename[:-1] | 111 filename = filename[:-1] |
| 99 elif filename.endswith('$py.class'): # Jython | 112 elif filename.endswith('$py.class'): # Jython |
| 102 super(PythonFileReporter, self).__init__(files.canonical_filename(filename)) | 115 super(PythonFileReporter, self).__init__(files.canonical_filename(filename)) |
| 103 | 116 |
| 104 if hasattr(morf, '__name__'): | 117 if hasattr(morf, '__name__'): |
| 105 name = morf.__name__ | 118 name = morf.__name__ |
| 106 name = name.replace(".", os.sep) + ".py" | 119 name = name.replace(".", os.sep) + ".py" |
| 120 name = files.unicode_filename(name) | |
| 107 else: | 121 else: |
| 108 name = files.relative_filename(filename) | 122 name = files.relative_filename(filename) |
| 109 self.relname = name | 123 self.relname = name |
| 110 | 124 |
| 111 self._source = None | 125 self._source = None |
| 112 self._parser = None | 126 self._parser = None |
| 113 self._statements = None | 127 self._statements = None |
| 114 self._excluded = None | 128 self._excluded = None |
| 115 | 129 |
| 130 @contract(returns='unicode') | |
| 116 def relative_filename(self): | 131 def relative_filename(self): |
| 117 return self.relname | 132 return self.relname |
| 118 | 133 |
| 119 @property | 134 @property |
| 120 def parser(self): | 135 def parser(self): |
| 122 if self._parser is None: | 137 if self._parser is None: |
| 123 self._parser = PythonParser( | 138 self._parser = PythonParser( |
| 124 filename=self.filename, | 139 filename=self.filename, |
| 125 exclude=self.coverage._exclude_regex('exclude'), | 140 exclude=self.coverage._exclude_regex('exclude'), |
| 126 ) | 141 ) |
| 142 self._parser.parse_source() | |
| 127 return self._parser | 143 return self._parser |
| 128 | 144 |
| 129 @expensive | |
| 130 def lines(self): | 145 def lines(self): |
| 131 """Return the line numbers of statements in the file.""" | 146 """Return the line numbers of statements in the file.""" |
| 132 if self._statements is None: | 147 return self.parser.statements |
| 133 self._statements, self._excluded = self.parser.parse_source() | 148 |
| 134 return self._statements | |
| 135 | |
| 136 @expensive | |
| 137 def excluded_lines(self): | 149 def excluded_lines(self): |
| 138 """Return the line numbers of statements in the file.""" | 150 """Return the line numbers of statements in the file.""" |
| 139 if self._excluded is None: | 151 return self.parser.excluded |
| 140 self._statements, self._excluded = self.parser.parse_source() | |
| 141 return self._excluded | |
| 142 | 152 |
| 143 def translate_lines(self, lines): | 153 def translate_lines(self, lines): |
| 144 return self.parser.translate_lines(lines) | 154 return self.parser.translate_lines(lines) |
| 145 | 155 |
| 146 def translate_arcs(self, arcs): | 156 def translate_arcs(self, arcs): |
| 159 return self.parser.arcs() | 169 return self.parser.arcs() |
| 160 | 170 |
| 161 @expensive | 171 @expensive |
| 162 def exit_counts(self): | 172 def exit_counts(self): |
| 163 return self.parser.exit_counts() | 173 return self.parser.exit_counts() |
| 174 | |
| 175 def missing_arc_description(self, start, end, executed_arcs=None): | |
| 176 return self.parser.missing_arc_description(start, end, executed_arcs) | |
| 164 | 177 |
| 165 @contract(returns='unicode') | 178 @contract(returns='unicode') |
| 166 def source(self): | 179 def source(self): |
| 167 if self._source is None: | 180 if self._source is None: |
| 168 self._source = get_python_source(self.filename) | 181 self._source = get_python_source(self.filename) |
