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Python list函数代码示例

本文整理汇总了Python中list函数的典型用法代码示例。如果您正苦于以下问题:Python list函数的具体用法?Python list怎么用?Python list使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了list函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: block

    def block(blockname="content"):
        """ with 句で囲んだ範囲をブロックとして登録する。
        既に保存されたブロックがある時、ブロックの内容を保存されたブロックで置き換えます。
        保存されたブロックが無い時、ブロックの内容をそのまま出力し、ブロックを保存します。
        このヘルパは通常、extends と組み合わせて使用します。
        args:
            blockname: ブロックの名前
        """
        locals = buffer_frame_locals()
        locals.setdefault("__blocks", {})

        # 既に保存されたブロックがあれば、保存している内容を出力し、ここでのキャプチャ結果は破棄
        if blockname in locals["__blocks"]:
            buffer, locals["__buffer"] = locals["__buffer"], list()
            yield
            locals["__buffer"] = buffer
            locals["__buffer"].append(locals["__blocks"][blockname])  # 仕様:利用後も削除せずに残しておく

        # 保存されたブロックが無ければ、キャプチャ結果をブロックとして保存し、出力もする
        else:
            buffer, locals["__buffer"] = locals["__buffer"], list()
            yield
            captured = u"".join(locals["__buffer"])
            locals["__buffer"] = buffer
            locals["__buffer"].append(captured)
            locals["__blocks"][blockname] = captured
开发者ID:yuka2py,项目名称:eepy,代码行数:26,代码来源:eepy.py

示例2: __init__

    def __init__(self, name, args=[], opts=[], **kwargs):
        """
        Base class for POV objects.

        @param name: POV object name
        @param args: compulsory (comma separated?) pov args XX commas don't seem to matter?
        @param opts: eg. CSG items
        @param kwargs: key value pairs
        """
        #print "Item",name,args,opts,kwargs
        self.name = name

        args = list(args)
        for i in range(len(args)):
            args[i] = map_arg(args[i])
        self.args = flatten(args)

        opts = list(opts)
        for i in range(len(opts)):
            opts[i] = map_arg(opts[i])
        self.opts = flatten(opts)

        self.kwargs = dict(kwargs)  # take a copy
        for key, val in self.kwargs.items():
            if type(val) == tuple or type(val) == list:
                self.kwargs[key] = map_arg(val)
开发者ID:carlio,项目名称:py_pov,代码行数:26,代码来源:Povray.py

示例3: jar

    def jar(self):
        """Performs the 'jar' command."""
        class_name = getattr(self.flags, "class")
        if (class_name is None) and (len(self.args) > 0):
            class_name = self.pop_args_head()
        assert (class_name is not None), ("No class name specified with [--class=]<class>.")

        lib_jars = []
        if self.flags.jars is not None:
            lib_jars.extend(self.flags.jars)
        classpath = list(self.express.get_classpath(lib_jars=lib_jars))

        java_opts = []
        if self.flags.java_opts is not None:
            java_opts = [self.flags.java_opts]

        user_args = list(self.args)
        logging.info("Running java class %r with parameters: %r", class_name, user_args)

        cmd = [
            "java",
            # This property is only needed in kiji-schema v1.1 :
            "-Dorg.kiji.schema.impl.AvroCellEncoder.SCHEMA_VALIDATION=DISABLED",
        ] + java_opts + [
            "-classpath", ":".join(classpath),
            class_name,
        ] + user_args

        logging.debug("Running command:\n%s\n", " \\\n\t".join(map(repr, cmd)))
        return subprocess.call(cmd)
开发者ID:ajprax,项目名称:kiji-express,代码行数:30,代码来源:express.py

示例4: _get_router_ids_for_agent

    def _get_router_ids_for_agent(self, context, agent_db, router_ids):
        result_set = set(super(L3_DVRsch_db_mixin,
                            self)._get_router_ids_for_agent(
            context, agent_db, router_ids))
        router_ids = set(router_ids or [])
        if router_ids and result_set == router_ids:
            # no need for extra dvr checks if requested routers are
            # explicitly scheduled to the agent
            return list(result_set)

        # dvr routers are not explicitly scheduled to agents on hosts with
        # dvr serviceable ports, so need special handling
        if (self._get_agent_mode(agent_db) in
            [n_const.L3_AGENT_MODE_DVR,
             n_const.L3_AGENT_MODE_DVR_NO_EXTERNAL,
             n_const.L3_AGENT_MODE_DVR_SNAT]):
            if not router_ids:
                result_set |= set(self._get_dvr_router_ids_for_host(
                    context, agent_db['host']))
            else:
                for router_id in (router_ids - result_set):
                    subnet_ids = self.get_subnet_ids_on_router(
                        context, router_id)
                    if (subnet_ids and
                            self._check_dvr_serviceable_ports_on_host(
                                    context, agent_db['host'],
                                    list(subnet_ids))):
                        result_set.add(router_id)

        return list(result_set)
开发者ID:cubeek,项目名称:neutron,代码行数:30,代码来源:l3_dvrscheduler_db.py

示例5: test_combined_non_existing_field_desc

 def test_combined_non_existing_field_desc(self):
     all_results = list(self.lib.items(u'id+'))
     q = u'foo- id+'
     results = list(self.lib.items(q))
     self.assertEqual(len(all_results), len(results))
     for r1, r2 in zip(all_results, results):
         self.assertEqual(r1.id, r2.id)
开发者ID:Cornellio,项目名称:beets,代码行数:7,代码来源:test_sort.py

示例6: test_invalid_final_lookup

    def test_invalid_final_lookup(self):
        qs = Book.objects.prefetch_related('authors__name')
        with self.assertRaises(ValueError) as cm:
            list(qs)

        self.assertTrue('prefetch_related' in str(cm.exception))
        self.assertTrue("name" in str(cm.exception))
开发者ID:AvaniLodaya,项目名称:django,代码行数:7,代码来源:tests.py

示例7: _distance_to_W

 def _distance_to_W(self, ids=None):
     allneighbors = {}
     weights = {}
     if ids:
         ids = np.array(ids)
     else:
         ids = np.arange(len(self._nmat))
     if self.binary:
         for i, neighbors in enumerate(self._nmat):
             ns = [ni for ni in neighbors if ni != i]
             neigh = list(ids[ns])
             if len(neigh) == 0:
                 allneighbors[ids[i]] = []
                 weights[ids[i]] = []
             else:
                 allneighbors[ids[i]] = neigh
                 weights[ids[i]] = [1] * len(ns)
     else:
         self.dmat = self.kd.sparse_distance_matrix(
             self.kd, max_distance=self.threshold)
         for i, neighbors in enumerate(self._nmat):
             ns = [ni for ni in neighbors if ni != i]
             neigh = list(ids[ns])
             if len(neigh) == 0:
                 allneighbors[ids[i]] = []
                 weights[ids[i]] = []
             else:
                 try:
                     allneighbors[ids[i]] = neigh
                     weights[ids[i]] = [self.dmat[(
                         i, j)] ** self.alpha for j in ns]
                 except ZeroDivisionError:
                     raise Exception, "Cannot compute inverse distance for elements at same location (distance=0)."
     return allneighbors, weights
开发者ID:surfcao,项目名称:pysal,代码行数:34,代码来源:Distance.py

示例8: ip_addresses

def ip_addresses(conn, interface=None, include_loopback=False):
    """
    Returns a list of IPv4 addresses assigned to the host. 127.0.0.1 is
    ignored, unless 'include_loopback=True' is indicated. If 'interface' is
    provided, then only IP addresses from that interface will be returned.

    Example output looks like::

        >>> ip_addresses(conn)
        >>> ['192.168.1.111', '10.0.1.12']

    """
    ret = set()
    ifaces = linux_interfaces(conn)
    if interface is None:
        target_ifaces = ifaces
    else:
        target_ifaces = dict((k, v) for k, v in ifaces.items()
                             if k == interface)
        if not target_ifaces:
            LOG.error('Interface {0} not found.'.format(interface))
    for ipv4_info in target_ifaces.values():
        for ipv4 in ipv4_info.get('inet', []):
            loopback = in_subnet('127.0.0.0/8', [ipv4.get('address')]) or ipv4.get('label') == 'lo'
            if not loopback or include_loopback:
                ret.add(ipv4['address'])
        for secondary in ipv4_info.get('secondary', []):
            addr = secondary.get('address')
            if addr and secondary.get('type') == 'inet':
                if include_loopback or (not include_loopback and not in_subnet('127.0.0.0/8', [addr])):
                    ret.add(addr)
    if ret:
        conn.logger.debug('IP addresses found: %s' % str(list(ret)))
    return sorted(list(ret))
开发者ID:SUSE,项目名称:ceph-deploy,代码行数:34,代码来源:net.py

示例9: show_level

def show_level(level, path=[]):
    """ Displays a level via a print statement.

    Args:
        level: The level to be displayed.
        path: A continuous path to be displayed over the level, if provided.

    """
    xs, ys = zip(*(list(level['spaces'].keys()) + list(level['walls'])))
    x_lo, x_hi = min(xs), max(xs)
    y_lo, y_hi = min(ys), max(ys)

    path_cells = set(path)

    chars = []
    inverted_waypoints = {point: char for char, point in level['waypoints'].items()}

    for j in range(y_lo, y_hi + 1):
        for i in range(x_lo, x_hi + 1):

            cell = (i, j)
            if cell in path_cells:
                chars.append('*')
            elif cell in level['walls']:
                chars.append('X')
            elif cell in inverted_waypoints:
                chars.append(inverted_waypoints[cell])
            elif cell in level['spaces']:
                chars.append(str(int(level['spaces'][cell])))
            else:
                chars.append(' ')

        chars.append('\n')

    print(''.join(chars))
开发者ID:PouryaSohbati,项目名称:AI,代码行数:35,代码来源:p1_support.py

示例10: dedup_value

def dedup_value(body, ctype, action="dedup_value", prop=None):
    '''
    Service that accepts a JSON document and enriches the prop field of that document by:

    a) Removing duplicates
    '''

    if prop:
        try:
            data = json.loads(body)
        except:
            response.code = 500
            response.add_header('content-type', 'text/plain')
            return "Unable to parse body as JSON"

    try:
        data = json.loads(body)
    except:
        response.code = 500
        response.add_header('content-type', 'text/plain')
        return "Unable to parse body as JSON"

    for p in prop.split(","):
        if exists(data, p):
            v = getprop(data, p)
            if isinstance(v, list):
                # Remove whitespace, periods, parens, brackets
                clone = [re.sub("[ \.\(\)\[\]\{\}]", "", s).lower() for s in v]
                # Get index of unique values
                index = list(set([clone.index(s) for s in list(set(clone))]))
            
                setprop(data, p, [v[i] for i in index])

    return json.dumps(data)
开发者ID:amber-reichert,项目名称:ingestion,代码行数:34,代码来源:dedup_value.py

示例11: test_parameter_grid

def test_parameter_grid():
    """Test basic properties of ParameterGrid."""
    params1 = {"foo": [1, 2, 3]}
    grid1 = ParameterGrid(params1)
    assert_true(isinstance(grid1, Iterable))
    assert_true(isinstance(grid1, Sized))
    assert_equal(len(grid1), 3)

    params2 = {"foo": [4, 2],
               "bar": ["ham", "spam", "eggs"]}
    grid2 = ParameterGrid(params2)
    assert_equal(len(grid2), 6)

    # loop to assert we can iterate over the grid multiple times
    for i in xrange(2):
        # tuple + chain transforms {"a": 1, "b": 2} to ("a", 1, "b", 2)
        points = set(tuple(chain(*(sorted(p.items())))) for p in grid2)
        assert_equal(points,
                     set(("bar", x, "foo", y)
                         for x, y in product(params2["bar"], params2["foo"])))

    # Special case: empty grid (useful to get default estimator settings)
    empty = ParameterGrid({})
    assert_equal(len(empty), 1)
    assert_equal(list(empty), [{}])

    has_empty = ParameterGrid([{'C': [1, 10]}, {}])
    assert_equal(len(has_empty), 3)
    assert_equal(list(has_empty), [{'C': 1}, {'C': 10}, {}])
开发者ID:CheMcCandless,项目名称:scikit-learn,代码行数:29,代码来源:test_grid_search.py

示例12: default

def default (pixels):
    
    # Returns pixels list of tuples (R,G,B,Cluster Assignment('x' by default))
  
    pixels = [list(x)+ list(('x',)) for x in pixels]
    
    return pixels
开发者ID:Mustaf2501,项目名称:Dominant-Colors,代码行数:7,代码来源:dominant_colors.py

示例13: parse_parameter_list

 def parse_parameter_list(self, node):
     parameters = []
     special = []
     argnames = list(node.argnames)
     if node.kwargs:
         special.append(make_parameter(argnames[-1], excess_keyword=1))
         argnames.pop()
     if node.varargs:
         special.append(make_parameter(argnames[-1],
                                       excess_positional=1))
         argnames.pop()
     defaults = list(node.defaults)
     defaults = [None] * (len(argnames) - len(defaults)) + defaults
     function_parameters = self.token_parser.function_parameters(
         node.lineno)
     #print >>sys.stderr, function_parameters
     for argname, default in zip(argnames, defaults):
         if type(argname) is tuple:
             parameter = pynodes.parameter_tuple()
             for tuplearg in argname:
                 parameter.append(make_parameter(tuplearg))
             argname = normalize_parameter_name(argname)
         else:
             parameter = make_parameter(argname)
         if default:
             n_default = pynodes.parameter_default()
             n_default.append(Text(function_parameters[argname]))
             parameter.append(n_default)
         parameters.append(parameter)
     if parameters or special:
         special.reverse()
         parameters.extend(special)
         parameter_list = pynodes.parameter_list()
         parameter_list.extend(parameters)
         self.function.append(parameter_list)
开发者ID:32bitfloat,项目名称:intellij-community,代码行数:35,代码来源:moduleparser.py

示例14: encode_morze

def encode_morze(text):
	text_list = list()
	sygnal = list()
	sygnal_final = list()
	morse_code = {" ":" ","A":".-","B":"-...","C":"-.-.","D":"-..","E":".","F":"..-.","G":"--.","H":"....","I":"..","J":".---","K":"-.-","L":".-..","M":"--","N":"-.","O":"---","P":".--.","Q":"--.-","R":".-.","S":"...","T":"-","U":"..-","V":"...-","W":".--","X":"-..-","Y":"-.--","Z":"--.."}
	sygnal_diagram = {" ":"___", ".":"^", "-":"^^^", "*":"___"}
	initial_text_list = list((str(text)).upper())
	for i in initial_text_list:
		if i in morse_code:
			text_list.insert((len(text_list)+1),morse_code[i])
			if i != ' ':
				text_list.insert((len(text_list)+2),"*")
	a = "".join(text_list)
	a = list(a)
	del a[len(a)-1]
	for i in range(0,len(a)-1):
		if a[i] == ' ':
			del a[i-1]
	for i in a:
		if i in sygnal_diagram:
			sygnal.insert((len(sygnal)+1),sygnal_diagram[i])
	for i in range(0,len(sygnal)-1):
		if sygnal[i+1] != '___' and sygnal[i] != '___':
			sygnal_final.insert((len(sygnal_final)+1),sygnal[i])
			sygnal_final.insert((len(sygnal_final)+1),'_')
		elif sygnal[i+1] == '___' or sygnal[i] == '___':
			sygnal_final.insert((len(sygnal_final)+1),sygnal[i])
		elif i == len(sygnal[i])-1:
			sygnal_final.insert((len(sygnal_final)+1),sygnal[i])
	sygnal_final.insert((len(sygnal_final)+1),sygnal[len(sygnal)-1])
	sygnal_final = "".join(sygnal_final)
	return sygnal_final
开发者ID:AndriiHorbatiuk,项目名称:Python,代码行数:32,代码来源:morze_2.py

示例15: _get_field_values

 def _get_field_values(self):
     values = {}
     vocabularies_resource = get_resource_service('vocabularies')
     values['anpa_category'] = vocabularies_resource.find_one(req=None, _id='categories')['items']
     req = ParsedRequest()
     req.where = json.dumps({'$or': [{"schema_field": "genre"}, {"_id": "genre"}]})
     genre = vocabularies_resource.get(req=req, lookup=None)
     if genre.count():
         values['genre'] = genre[0]['items']
     values['urgency'] = vocabularies_resource.find_one(req=None, _id='urgency')['items']
     values['priority'] = vocabularies_resource.find_one(req=None, _id='priority')['items']
     values['type'] = vocabularies_resource.find_one(req=None, _id='type')['items']
     subject = vocabularies_resource.find_one(req=None, schema_field='subject')
     if subject:
         values['subject'] = subject['items']
     else:
         values['subject'] = get_subjectcodeitems()
     values['desk'] = list(get_resource_service('desks').get(None, {}))
     values['stage'] = self._get_stage_field_values(values['desk'])
     values['sms'] = [{'qcode': 0, 'name': 'False'}, {'qcode': 1, 'name': 'True'}]
     values['embargo'] = [{'qcode': 0, 'name': 'False'}, {'qcode': 1, 'name': 'True'}]
     req = ParsedRequest()
     req.where = json.dumps({'$or': [{"schema_field": "place"}, {"_id": "place"}, {"_id": "locators"}]})
     place = vocabularies_resource.get(req=req, lookup=None)
     if place.count():
         values['place'] = place[0]['items']
     values['ingest_provider'] = list(get_resource_service('ingest_providers').get(None, {}))
     return values
开发者ID:nistormihai,项目名称:superdesk-core,代码行数:28,代码来源:filter_condition_parameters.py


注:本文中的list函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。