def run(path, code=None, params=None, ignore=None, select=None, **meta):
"""Check code with Radon.
:return list: List of errors.
"""
complexity = params.get("complexity", 10)
no_assert = params.get("no_assert", False)
show_closures = params.get("show_closures", False)
visitor = ComplexityVisitor.from_code(code, no_assert=no_assert)
blocks = visitor.blocks
if show_closures:
blocks = add_inner_blocks(blocks)
return [
{
"lnum": block.lineno,
"col": block.col_offset,
"type": "R",
"number": "R709",
"text": "R701: %s is too complex %d" % (block.name, block.complexity),
}
for block in visitor.blocks
if block.complexity > complexity
]
def run_check(self, ctx: RunContext): # noqa # noqa
"""Check code with Radon."""
params = ctx.get_params("radon")
options = ctx.options
if options:
params.setdefault("complexity", options.max_complexity)
params.setdefault("no_assert", options.radon_no_assert)
params.setdefault("show_closures", options.radon_show_closures)
complexity = params.get("complexity", 10)
no_assert = params.get("no_assert", False)
show_closures = params.get("show_closures", False)
visitor = ComplexityVisitor.from_code(ctx.source, no_assert=no_assert)
blocks = visitor.blocks
if show_closures:
blocks = add_inner_blocks(blocks)
for block in visitor.blocks:
if block.complexity > complexity:
ctx.push(
lnum=block.lineno,
col=block.col_offset + 1,
source="radon",
type="R",
number="R901",
text=f"{block.name} is too complex {block.complexity}",
)
def run(path, code=None, params=None, ignore=None, select=None, **meta):
"""Check code with Radon.
:return list: List of errors.
"""
complexity = params.get('complexity', 10)
no_assert = params.get('no_assert', False)
show_closures = params.get('show_closures', False)
visitor = ComplexityVisitor.from_code(code, no_assert=no_assert)
blocks = visitor.blocks
if show_closures:
blocks = add_inner_blocks(blocks)
return [{
'lnum':
block.lineno,
'col':
block.col_offset,
'type':
'R',
'number':
'R709',
'text':
'R701: %s is too complex %d' % (block.name, block.complexity)
} for block in visitor.blocks if block.complexity > complexity]
def calculate_complexity(path):
try:
with open(path) as file:
data = file.read()
v = ComplexityVisitor.from_code(data)
return v.complexity
except SyntaxError:
return -1
def run(self):
'''Run the ComplexityVisitor over the AST tree.'''
if self.max_cc < 0:
if not self.no_assert:
return
self.max_cc = 10
visitor = ComplexityVisitor.from_ast(self.tree,
no_assert=self.no_assert)
for block in visitor.blocks:
if block.complexity > self.max_cc:
text = self._error_tmpl % (block.name, block.complexity)
yield block.lineno, block.col_offset, text, type(self)
def run(self):
'''Run the ComplexityVisitor over the AST tree.'''
if self.max_cc < 0:
if not self.no_assert:
return
self.max_cc = 10
visitor = ComplexityVisitor.from_ast(self.tree,
no_assert=self.no_assert)
for block in visitor.blocks:
if block.complexity > self.max_cc:
text = self._error_tmpl % (block.name, block.complexity)
yield block.lineno, block.col_offset, text, type(self)
def radon_test(f):
filename = 'a1/a1_solution_' + f + '.py'
with open(filename) as file:
source = file.read()
cv = ComplexityVisitor.from_code(source)
res = sorted_results(cv.functions + cv.classes, order=LINES)
output = {}
for r in res:
# print(f'Function: {r.name}, CC: {r.complexity}')
output['CC'] = r.complexity
res = analyze(source)
# pprint(res)
basic = {'loc': res[0],
'lloc': res[1],
'sloc': res[2],
'comments': res[3],
'multi': res[4],
'blank': res[5],
'single_comment': res[6]}
output['Lines'] = basic
config = Config(min='A',
max='F',
exclude=None,
ignore=None,
no_assert=False,
show_closures=False,
order=LINES)
ch = CCHarvester([filename], config)
res = ch.results
x = json.loads(ch.as_json())
# pprint(x)
res = h_visit(source)
hals = {'h1': res[0],
'h2': res[1],
'N1': res[2],
'N2': res[3],
'vocabulary': res[4],
'length': res[5],
'calculated_length': res[6],
'volume': res[7],
'difficulty': res[8],
'effort': res[9],
'time': res[10],
'bugs': res[11]}
output['Halstead'] = hals
pprint({f: output})
def analyse_cc(iface, code):
visitor = ComplexityVisitor.from_code(code)
for f in visitor.functions:
iface.report_metric("cyclomatic_complexity", f.complexity,
line = f.lineno,
function = f.name,
class_ = f.classname)
if f.complexity > 10:
iface.report_violation("max_cyclomatic_complexity_10",
"CC of " + str(f.complexity))
if f.complexity > 15:
iface.report_violation("max_cyclomatic_complexity_15",
"CC of " + str(f.complexity))
return visitor.total_complexity
def mi_parameters(code, count_multi=True):
'''Given a source code snippet, compute the necessary parameters to
compute the Maintainability Index metric. These include:
* the Halstead Volume
* the Cyclomatic Complexity
* the number of LLOC (Logical Lines of Code)
* the percent of lines of comment
:param multi: If True, then count multiline strings as comment lines as
well. This is not always safe because Python multiline strings are not
always docstrings.
'''
ast_node = ast.parse(code)
raw = analyze(code)
comments_lines = raw.comments + (raw.multi if count_multi else 0)
comments = comments_lines / float(raw.sloc) * 100 if raw.sloc != 0 else 0
return (h_visit_ast(ast_node).volume,
ComplexityVisitor.from_ast(ast_node).total_complexity, raw.lloc,
comments)
def mi_parameters(code, count_multi=True):
'''Given a source code snippet, compute the necessary parameters to
compute the Maintainability Index metric. These include:
* the Halstead Volume
* the Cyclomatic Complexity
* the number of LLOC (Logical Lines of Code)
* the percent of lines of comment
:param multi: If True, then count multiline strings as comment lines as
well. This is not always safe because Python multiline strings are not
always docstrings.
'''
ast_node = ast.parse(code)
raw = analyze(code)
comments_lines = raw.comments + (raw.multi if count_multi else 0)
comments = comments_lines / float(raw.sloc) * 100 if raw.sloc != 0 else 0
return (h_visit_ast(ast_node).volume,
ComplexityVisitor.from_ast(ast_node).total_complexity, raw.lloc,
comments)
def analyse(self):
output = {}
cv = ComplexityVisitor.from_code(self._source)
res = sorted_results(cv.functions + cv.classes, order=LINES)
# should be one result, since giving one function
# if len(res) > 1:
# raise ValueError('Complexity Analysis returned multiple results')
output['cc'] = res[0].complexity
res = analyze(self._source)
lines_comments = dict(res._asdict())
output.update(lines_comments)
res = h_visit(self._source)
hals = dict(res._asdict())
output.update(hals)
self._res = output
def generate_radon_metrics(code_input):
radon_metrics = make_default_radon_metrics()
try:
# raw metrics
raw_metrics = analyze(code_input)
radon_metrics['loc'] = raw_metrics.loc
radon_metrics['lloc'] = raw_metrics.lloc
radon_metrics['sloc'] = raw_metrics.sloc
radon_metrics['comments'] = raw_metrics.comments
radon_metrics['multi'] = raw_metrics.multi
radon_metrics['single_comments'] = raw_metrics.single_comments
# cyclomatic complexity
cc = ComplexityVisitor.from_code(code_input)
radon_metrics['function_num'] = len(cc.functions)
total_function_complexity = 0.0
for fun in cc.functions:
total_function_complexity += fun.complexity
radon_metrics['total_function_complexity'] = total_function_complexity
radon_metrics['radon_functions_complexity'] = cc.functions_complexity
# calculate based on AST tree
v = h_visit_ast(h_visit(code_input))
radon_metrics['h1'] = v.h1
radon_metrics['h2'] = v.h2
radon_metrics['N1'] = v.N1
radon_metrics['N2'] = v.N2
radon_metrics['vocabulary'] = v.vocabulary
radon_metrics['length'] = v.length
radon_metrics['calculated_length'] = v.calculated_length
radon_metrics['volume'] = v.volume
radon_metrics['difficulty'] = v.difficulty
radon_metrics['effort'] = v.effort
radon_metrics['time'] = v.time
radon_metrics['bugs'] = v.bugs
# Maintainability Index (MI) based on
## the Halstead Volume, the Cyclomatic Complexity, the SLOC number and the number of comment lines
mi = mi_visit(code_input, multi=True)
radon_metrics['Maintainability_Index'] = mi
return radon_metrics
except:
return radon_metrics
def generate_radon_metrics(code_input):
radon_metrics = make_default_radon_metrics()
try:
# raw metrics
raw_metrics = analyze(code_input)
radon_metrics['loc'] = raw_metrics.loc
radon_metrics['lloc'] = raw_metrics.lloc
radon_metrics['sloc'] = raw_metrics.sloc
radon_metrics['comments'] = raw_metrics.comments
radon_metrics['multi'] = raw_metrics.multi
radon_metrics['single_comments'] = raw_metrics.single_comments
# cyclomatic complexity
cc = ComplexityVisitor.from_code(code_input)
radon_metrics['function_num'] = len(cc.functions)
total_function_complexity = 0.0
for fun in cc.functions:
total_function_complexity += fun.complexity
radon_metrics['total_function_complexity'] = total_function_complexity
radon_metrics['radon_functions_complexity'] = cc.functions_complexity
# calculate based on AST tree
v = h_visit_ast(h_visit(code_input))
radon_metrics['h1'] = v.h1
radon_metrics['h2'] = v.h2
radon_metrics['N1'] = v.N1
radon_metrics['N2'] = v.N2
radon_metrics['vocabulary'] = v.vocabulary
radon_metrics['length'] = v.length
radon_metrics['calculated_length'] = v.calculated_length
radon_metrics['volume'] = v.volume
radon_metrics['difficulty'] = v.difficulty
radon_metrics['effort'] = v.effort
radon_metrics['time'] = v.time
radon_metrics['bugs'] = v.bugs
# Maintainability Index (MI) based on
## the Halstead Volume, the Cyclomatic Complexity, the SLOC number and the number of comment lines
mi = mi_visit(code_input, multi=True)
radon_metrics['Maintainability_Index'] = mi
return radon_metrics
except:
return radon_metrics
def analyze_complexity(code, code_metrics, is_multi):
ast = visitors.code2ast(code)
# Cyclomatic complexity
complexity_visitor = ComplexityVisitor.from_ast(ast)
res = get_wavg_complexity(complexity_visitor.blocks)
# Maintainability index and rank
if code_metrics['sloc'] != 0:
comments_lines = (code_metrics['comments'] +
(code_metrics['multi'] if is_multi else 0))
comments = utils.divide_or_zero(comments_lines,
code_metrics['sloc']) * 100
else:
comments = 0
res['mi'] = metrics.mi_compute(calculate_halstead_volume(ast),
complexity_visitor.total_complexity,
code_metrics['lloc'], comments)
return res
def cc_visit_ast(ast_node, **kwargs):
'''Visit the AST node with :class:`~radon.visitors.ComplexityVisitor`. All
the keyword arguments are directly passed to the visitor.
'''
return ComplexityVisitor.from_ast(ast_node, **kwargs).blocks
def cc_visit_ast(ast_node):
'''Visit the AST node with :class:`~radon.visitors.ComplexityVisitor` and
pass the resulting blocks to :func:`~radon.complexity.sorted_results`.
'''
return sorted_results(ComplexityVisitor.from_ast(ast_node).blocks)
def __get_code_metrics(codigo: str):
"""
Recupera as métricas de um código Python.
McCabe's (Complexidade)
- complexity: Complexidade Total
- n_classes: Quantidade de Classes
- n_functions: Quantidade de Funções
Métricas Brutas (Código)
- loc: Número Total de Linhas
- lloc: Número de Linhas Lógicas de Código
- sloc: Número de Linhas de Código
- comments: Número de Comentários
- single_comments: Número de Comentários Simples
- multilines: Número de Multi-line Strings
- blank_lines: Número de Linhas em Branco
Halstead (Métricas de SW)
- h1: Número de Operadores Distintos
- h2: Número de Operandos Distintos
- N1: Número Total de Operadores
- N2: Número Total de Operandos
- vocabulary: Vocabulário (h = h1 + h2)
- length: Tamanho (N = N1 + N2)
- calculated_length: Tamanho Calculado (h1 * log2(h1) + h2 * log2(h2))
- volume: Volume (V = N * log2(h))
- difficulty: Dificuldade (D = h1/2 * N2/h2)
- effort: Esforço (E = D * V)
- time: Tempo (T = E / 18 segundos)
- bugs: Bugs (B = V / 3000), estivativa de erros na implementação
:param path: Caminho absoluto para o arquivo de código fonte (.py).
:type path: str
:return: As métricas que puderam ser extraídas do código.
"""
metricas = Metricas()
try:
v = ComplexityVisitor.from_code(codigo)
metricas.complexity = v.complexity
metricas.n_functions = len(v.functions)
metricas.n_classes = len(v.functions)
except Exception as e:
pass
try:
a = analyze(codigo)
metricas.loc = a.loc
metricas.lloc = a.lloc
metricas.sloc = a.sloc
metricas.blank_lines = a.blank
metricas.multilines = a.multi
metricas.comments = a.comments
metricas.single_comments = a.single_comments
except Exception as e:
pass
try:
h = h_visit(codigo)
metricas.h1 = h.total.h1
metricas.h2 = h.total.h2
metricas.N1 = h.total.N1
metricas.N2 = h.total.N2
metricas.h = h.total.vocabulary
metricas.N = h.total.length
metricas.calculated_N = h.total.calculated_length
metricas.volume = h.total.volume
metricas.difficulty = h.total.difficulty
metricas.effort = h.total.effort
metricas.bugs = h.total.bugs
metricas.time = h.total.time
except Exception as e:
pass
return metricas
logging.info(config_dict["dus"])
logging.info(config_dict["critical_dus"])
du_list = []
du_dict = {}
for i in config_dict["dus"].keys():
du_list.append(i)
for i in range(len(du_list)):
du_name = du_list[i]
out_route = config_dict["output_dir"]+os.sep+du_name+".py"
##print (out_route)
cadena = ""
file = open(out_route,"r")
for i in file:
cadena = cadena + i
try:
v = ComplexityVisitor.from_code(cadena)
except TabError:
raise TabError("Error in indentation of dus, please indent source code with divisible by 4 spaces or tab size")
#print(v.functions)
temp_complex = 0
temp_size = 0
for i in v.functions:
#print(i.fullname,i.complexity,i.endline-i.lineno)
temp_complex += i.complexity
temp_size += i.endline-i.lineno
du_dict[du_name]={}
du_dict[du_name]["cost"]=temp_complex
du_dict[du_name]["size"]=temp_size
#para el size resto lineas y punto
##print(du_dict)
def cc_visit_ast(ast_node, **kwargs):
'''Visit the AST node with :class:`~radon.visitors.ComplexityVisitor`. All
the keyword arguments are directly passed to the visitor.
'''
return ComplexityVisitor.from_ast(ast_node, **kwargs).blocks
def mi_parameters_without_comments(code):
ast_node = ast.parse(code)
raw = analyze(code)
return (h_visit_ast(ast_node).total.volume,
ComplexityVisitor.from_ast(ast_node).total_complexity, raw.lloc)
def cc_visit_ast(ast_node):
'''Visit the AST node with :class:`~radon.visitors.ComplexityVisitor` and
pass the resulting blocks to :func:`~radon.complexity.sorted_results`.
'''
return sorted_results(ComplexityVisitor.from_ast(ast_node).blocks)
from radon.visitors import ComplexityVisitor
# Import for option parsing
import sys
from header import dataFromFile
from optparse import OptionParser
# Declare options for inputting the file
optparser = OptionParser()
optparser.add_option('-f', '--inputFile',
dest='inFile',
help='file name of the source file',
default=None)
# Check if the file is run directly
if(__name__ == '__main__') :
# Parse the available options
(options, args) = optparser.parse_args()
# Grab the source code
code = None
if(options.inFile is None) :
code = sys.stdin
elif(options.inFile is not None) :
code = dataFromFile(options.inFile)
else :
print("No file specified, system will exit")
sys.exit("System will exit now!")
# print the complexity of the program
print("Cyclomatic complexity of the given source code is "+str(ComplexityVisitor.from_code(code).complexity))
'''
commitComplex = {}
complexities = []
commitComplex['cid'] = responobj['cid']
commitComplex['complexities'] = complexities
cComplex = 0
for entry in responobj['entries']:
sourceComplex = {}
blob = repo[entry['id']]
filename = entry['name']
sourceComplex['name'] = filename
sourceComplex['complex'] = []
code = str(blob.data, 'utf-8')
try:
v = ComplexityVisitor.from_code(code)
complexsum = 0
for func in v.functions:
funcComplex = {}
funcComplex['name'] = func.name
funcComplex['lineno'] = func.lineno
funcComplex['complexity'] = func.complexity
complexsum = complexsum + func.complexity
# append func complex
sourceComplex['complex'].append(funcComplex)
# accumulate the file complexity
sourceComplex['complexval'] = complexsum
# accumulate the commit complexity
cComplex = cComplex + complexsum
complexities.append(sourceComplex)
except Exception:
def number_of_functions(input_file):
with open(input_file, 'r') as file:
v = ComplexityVisitor.from_code(file.read())
return len(v.functions)
