Python os.path 模块，index() 实例源码
我们从Python开源项目中，提取了以下24个代码示例，用于说明如何使用os.path.index()。
def FindEnclosingBracketGroup(input_str):
stack = []
start = -1
for index, char in enumerate(input_str):
if char in LBRACKETS:
stack.append(char)
if start == -1:
start = index
elif char in BRACKETS:
if not stack:
return (-1, -1)
if stack.pop() != BRACKETS[char]:
return (-1, -1)
if not stack:
return (start, index + 1)
return (-1, -1)
def FindCycles(self):
"""
Returns a list of cycles in the graph,where each cycle is its own list.
"""
results = []
visited = set()
def Visit(node, path):
for child in node.dependents:
if child in path:
results.append([child] + path[:path.index(child) + 1])
elif not child in visited:
visited.add(child)
Visit(child, [child] + path)
visited.add(self)
Visit(self, [self])
return results
def FindEnclosingBracketGroup(input_str):
stack = []
start = -1
for index, -1)
def FindCycles(self):
"""
Returns a list of cycles in the graph, [self])
return results
def FindEnclosingBracketGroup(input_str):
stack = []
start = -1
for index, -1)
def FindCycles(self):
"""
Returns a list of cycles in the graph, [self])
return results
def CheckNode(node, keypath):
if isinstance(node, Dict):
c = node.getChildren()
dict = {}
for n in range(0, len(c), 2):
assert isinstance(c[n], Const)
key = c[n].getChildren()[0]
if key in dict:
raise GypError("Key '" + key + "' repeated at level " +
repr(len(keypath) + 1) + " with key path '" +
'.'.join(keypath) + "'")
kp = list(keypath) # Make a copy of the list for descending this node.
kp.append(key)
dict[key] = CheckNode(c[n + 1], kp)
return dict
elif isinstance(node, List):
c = node.getChildren()
children = []
for index, child in enumerate(c):
kp = list(keypath) # copy list.
kp.append(repr(index))
children.append(CheckNode(child, kp))
return children
elif isinstance(node, Const):
return node.getChildren()[0]
else:
raise TypeError("UnkNown AST node at key path '" + '.'.join(keypath) +
"': " + repr(node))
def ProcessVariablesAndConditionsInList(the_list, phase, variables,
build_file):
# Iterate using an index so that new values can be assigned into the_list.
index = 0
while index < len(the_list):
item = the_list[index]
if type(item) is dict:
# Make a copy of the variables dict so that it won't influence anything
# outside of its own scope.
ProcessVariablesAndConditionsInDict(item, build_file)
elif type(item) is list:
ProcessVariablesAndConditionsInList(item, build_file)
elif type(item) is str:
expanded = ExpandVariables(item, build_file)
if type(expanded) in (str, int):
the_list[index] = expanded
elif type(expanded) is list:
the_list[index:index+1] = expanded
index += len(expanded)
# index Now identifies the next item to examine. Continue right Now
# without falling into the index increment below.
continue
else:
raise ValueError(
'Variable expansion in this context permits strings and ' + \
'lists only,found ' + expanded.__class__.__name__ + ' at ' + \
index)
elif type(item) is not int:
raise TypeError('UnkNown type ' + item.__class__.__name__ + \
' at index ' + index)
index = index + 1
def QualifyDependencies(targets):
"""Make dependency links fully-qualified relative to the current directory.
|targets| is a dict mapping fully-qualified target names to their target
dicts. For each target in this dict,keys kNown to contain dependency
links are examined,and any dependencies referenced will be rewritten
so that they are fully-qualified and relative to the current directory.
All rewritten dependencies are suitable for use as keys to |targets| or a
similar dict.
"""
all_dependency_sections = [dep + op
for dep in dependency_sections
for op in ('', '!', '/')]
for target, target_dict in targets.iteritems():
target_build_file = gyp.common.BuildFile(target)
toolset = target_dict['toolset']
for dependency_key in all_dependency_sections:
dependencies = target_dict.get(dependency_key, [])
for index in xrange(0, len(dependencies)):
dep_file, dep_target, dep_toolset = gyp.common.ResolveTarget(
target_build_file, dependencies[index], toolset)
if not multiple_toolsets:
# Ignore toolset specification in the dependency if it is specified.
dep_toolset = toolset
dependency = gyp.common.QualifiedTarget(dep_file,
dep_target,
dep_toolset)
dependencies[index] = dependency
# Make sure anything appearing in a list other than "dependencies" also
# appears in the "dependencies" list.
if dependency_key != 'dependencies' and \
dependency not in target_dict['dependencies']:
raise GypError('Found ' + dependency + ' in ' + dependency_key +
' of ' + target + ',but not in dependencies')
def TurnIntIntoStrInList(the_list):
"""Given list the_list,recursively converts all integers into strings.
"""
for index in xrange(0, len(the_list)):
item = the_list[index]
if type(item) is int:
the_list[index] = str(item)
elif type(item) is dict:
TurnIntIntoStrInDict(item)
elif type(item) is list:
TurnIntIntoStrInList(item)
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def CheckNode(node, Const):
return node.getChildren()[0]
else:
raise TypeError("UnkNown AST node at key path '" + '.'.join(keypath) +
"': " + repr(node))
def QualifyDependencies(targets):
"""Make dependency links fully-qualified relative to the current directory.
|targets| is a dict mapping fully-qualified target names to their target
dicts. For each target in this dict,but not in dependencies')
def TurnIntIntoStrInList(the_list):
"""Given list the_list, len(the_list)):
item = the_list[index]
if type(item) is int:
the_list[index] = str(item)
elif type(item) is dict:
TurnIntIntoStrInDict(item)
elif type(item) is list:
TurnIntIntoStrInList(item)
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def add_py3_data(path):
if PY3:
for item in _PY3_DATA_UPDATES:
if item in str(path) and "/PY3" not in str(path):
pos = path.index(item) + len(item)
if path[pos:pos + 4] == ".zip":
pos += 4
path = path[:pos] + "/PY3" + path[pos:]
break
return path
# for use in adding /PY3 to the second (filename) argument
# of the file pointers in data.py
def CheckNode(node, Const):
return node.getChildren()[0]
else:
raise TypeError("UnkNown AST node at key path '" + '.'.join(keypath) +
"': " + repr(node))
def QualifyDependencies(targets):
"""Make dependency links fully-qualified relative to the current directory.
|targets| is a dict mapping fully-qualified target names to their target
dicts. For each target in this dict,but not in dependencies')
def TurnIntIntoStrInList(the_list):
"""Given list the_list, len(the_list)):
item = the_list[index]
if type(item) is int:
the_list[index] = str(item)
elif type(item) is dict:
TurnIntIntoStrInDict(item)
elif type(item) is list:
TurnIntIntoStrInList(item)
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