コード例 #1
0
ファイル: mdebug.py プロジェクト: DropD/mdebug
 def __init__(self):
     import __main__ as main
     import sys
     import traceback
     self._filename = traceback.extract_stack()[-2][0]
     #~ self._filename = main.__file__
     #~ if self._filename == main.__file__:
     self._visitor = mdebug.visitor()
     with open(self._filename) as f:
         tree = ast.parse(f.read(), self._filename, 'exec')
         self._visitor.visit(tree)
         if self._visitor.funcname != None:
             is_main = False
             if self._filename == main.__file__:
                 is_main = True
             print 'mdebug: debugging {0}'.format(self._filename)
             if self._visitor.options:
                 dbg_dbg = self._visitor.options[0]
             else:
                 dbg_dbg = False
             self._transformer = mdebug.transformer(self._visitor.funcname, is_main, dbg_dbg)
             self._transformer.visit(tree)
             if self._filename == main.__file__:
                 if dbg_dbg: 
                     print astor.misc.dump(tree)
                     print codegen.to_source(tree)
                     print ''
             cobj = compile(tree, self._filename, 'exec')
             exec(cobj)
             if self._filename == main.__file__:
                 sys.exit()
コード例 #2
0
ファイル: mdebug.py プロジェクト: DropD/mdebug
        def make_debug_node(self, call):
            expr_string = re.sub(r'\A[(](.*?)[)]\Z', r'\1', codegen.to_source(call.args[0]))
            debug_string = 'mdebug: {0} evaluates to {1}'

            #~ evalnode  = ast.Call(
                #~ func = ast.Name(id = 'eval', ctx = ast.Load()),
                #~ args = [ast.Str(s  = expr_string)],
                #~ keywords = [],
                #~ starargs = None,
                #~ kwargs = None
            #~ )

            formatnode = ast.Call(
                func = ast.Attribute(
                    value = ast.Str(s = debug_string),
                    attr  = 'format',
                    ctx   = ast.Load()),
                args = [ast.Str(s = expr_string), call.args[0]],
                keywords = [],
                starargs = None,
                kwargs = None
            )

            printnode = ast.Print(
                dest = None, 
                values = [formatnode], 
                nl = True
            )

            return printnode
コード例 #3
0
 def create_spider_srcfile(self, import_ast, spider_classdef_ast, spider_classbody):
     ast = self.build_ast(import_ast, spider_classdef_ast, spider_classbody)
     source = codegen.to_source(ast)
     fpath = "%s/eol_spider/spiders/%s.py" % (project_path, self.prop['name'])
     f = open(fpath, 'w')
     f.write(source)
     f.close()
コード例 #4
0
ファイル: compile.py プロジェクト: Amper/opyum
def ast_to_source(node: ast.AST, old_source: str = None, file: str = None) -> str:
    """
    Generate code for node object
    """

    if node and not isinstance(node, ast.AST):
        raise TypeError('Unexpected type for node: {}'.format(str(type(node))))

    if old_source and not isinstance(old_source, str):
        raise TypeError('Unexpected type for old_src: {}'.format(str(type(old_source))))

    return to_source(node) or old_source
コード例 #5
0
def remove_flush_opt(obj):
    code = inspect.getsource(obj)
    cnode = ast.parse(code)
    rf = RemoveFlush(cnode)
    cnode = rf.visit(cnode)

    s = to_source(cnode, add_line_information=False)
    l = {}
    g = {}
    eval(compile(ast.parse(s), '<string>', 'exec'), l, g)
    g['__source'] = s

    objs = rf.get_all()

    objs.append(g)

    return objs
コード例 #6
0
ファイル: ast_test_inline.py プロジェクト: pannous/angle
def go_ahead():

	ast_file = "out/inline.ast"
	do_exec = False
	arg = None
	if len(sys.argv) > 1:
		arg = sys.argv[1]

	if arg and ".ast" in arg:
		ast_file = arg
	elif arg:
		if arg.endswith(".py"):
			expr = open(arg).read()
			do_exec = True
		my_ast = ast.parse(arg)
		print(arg)
		print("")
		x = ast.dump(my_ast, annotate_fields=True, include_attributes=True)
		print(x)
		print("\n--------MEDIUM-------- (ok)\n")
		x = ast.dump(my_ast, annotate_fields=True, include_attributes=False)
		print(x)
		print("\n--------SHORT-------- (view-only)\n")
		x = ast.dump(my_ast, annotate_fields=False, include_attributes=False)
		print(x)
		print("")
		if do_exec: exec(expr)
		exit(0)

	try:
		inline_ast = "set in execfile:"
		exec(open(ast_file).read())
		try:
			source = codegen.to_source(inline_ast)
			print(source)  # => CODE
		except Exception as ex:
			print(ex)
		my_ast = ast.fix_missing_locations(inline_ast)
		code = compile(inline_ast, "out/inline", 'exec')
		# if do_exec:
		exec(code)
	except Exception as e:
		raise
コード例 #7
0
ファイル: ast_test_inline.py プロジェクト: smac89/angle
def go_ahead():

    ast_file = "out/inline.ast"
    do_exec = False
    arg = None
    if len(sys.argv) > 1:
        arg = sys.argv[1]

    if arg and ".ast" in arg:
        ast_file = arg
    elif arg:
        if arg.endswith(".py"):
            expr = open(arg).read()
            do_exec = True
        my_ast = ast.parse(arg)
        print(arg)
        print("")
        x = ast.dump(my_ast, annotate_fields=True, include_attributes=True)
        print(x)
        print("\n--------MEDIUM-------- (ok)\n")
        x = ast.dump(my_ast, annotate_fields=True, include_attributes=False)
        print(x)
        print("\n--------SHORT-------- (view-only)\n")
        x = ast.dump(my_ast, annotate_fields=False, include_attributes=False)
        print(x)
        print("")
        if do_exec: exec(expr)
        exit(0)

    try:
        inline_ast = "set in execfile:"
        exec(open(ast_file).read())
        try:
            source = codegen.to_source(inline_ast)
            print(source)  # => CODE
        except Exception as ex:
            print(ex)
        my_ast = ast.fix_missing_locations(inline_ast)
        code = compile(inline_ast, "out/inline", 'exec')
        # if do_exec:
        exec(code)
    except Exception as e:
        raise
コード例 #8
0
    def visit_Call(self, node):
        # from ipdb import set_trace; set_trace()
        # print to_source(node, add_line_information=False)
        if not hasattr(node, 'func'):
            return node

        if not hasattr(node.func, 'attr'):
            return node

        if not node.func.attr == 'flush':
            return node

        l = {}
        g = {}

        s = to_source(self.__root, add_line_information=False)
        eval(compile(ast.parse(s), '<string>', 'exec'), l, g)

        g['__source'] = s
        self.__objs.append(g)
コード例 #9
0
ファイル: kast_import.py プロジェクト: pannous/kast
def import_kast_to_python(kast_file,py_file_name="test/output.py"):
    print("import_kast_to_python "+kast_file)
    my_ast= ast_import.parse_file(kast_file)
    import ast_export
    # ast_writer.dump_xml(my_ast)

    # import codegen
    from astor import codegen
    source = codegen.to_source(my_ast)
    source=source.replace(".new(","(") #hack
    source=source.replace(".+(","+(") #hack
    source=source.replace(".!=","!=") #hack
    source=source.replace(".!()","==False") #hack
    source=source.replace("!(","(") #hack
    source=source.replace("?(","(") #hack
    source=source.replace("from ParserTestHelper import *","") #hack


    print(source)
    if py_file_name:
        py_file=open(py_file_name,"w")
        py_file.write(source)
        py_file.close()

    my_ast=ast.fix_missing_locations(my_ast)
    # x=ast.dump(my_ast, annotate_fields=False, include_attributes=False)
    # print("\n".join(x.split("),")))
    # code=compile(my_ast, 'file', 'exec')
    # ast_import.emit_pyc(code)
    # exec(code)
    # print(exec(code))#, glob, loc)

    # code=compile(my_ast, kast_file, 'exec')#flags=None, dont_inherit=None
    # TypeError: required field 'lineno' missing from stmt
    # no, what you actually mean is "tuple is not a statement" LOL WTF ;)
    # exec(code)
    return my_ast
コード例 #10
0
def import_kast_to_python(kast_file, py_file_name="test/output.py"):
    print("import_kast_to_python " + kast_file)
    my_ast = ast_import.parse_file(kast_file)
    import ast_export
    # ast_writer.dump_xml(my_ast)

    # import codegen
    from astor import codegen
    source = codegen.to_source(my_ast)
    source = source.replace(".new(", "(")  #hack
    source = source.replace(".+(", "+(")  #hack
    source = source.replace(".!=", "!=")  #hack
    source = source.replace(".!()", "==False")  #hack
    source = source.replace("!(", "(")  #hack
    source = source.replace("?(", "(")  #hack
    source = source.replace("from ParserTestHelper import *", "")  #hack

    print(source)
    if py_file_name:
        py_file = open(py_file_name, "w")
        py_file.write(source)
        py_file.close()

    my_ast = ast.fix_missing_locations(my_ast)
    # x=ast.dump(my_ast, annotate_fields=False, include_attributes=False)
    # print("\n".join(x.split("),")))
    # code=compile(my_ast, 'file', 'exec')
    # ast_import.emit_pyc(code)
    # exec(code)
    # print(exec(code))#, glob, loc)

    # code=compile(my_ast, kast_file, 'exec')#flags=None, dont_inherit=None
    # TypeError: required field 'lineno' missing from stmt
    # no, what you actually mean is "tuple is not a statement" LOL WTF ;)
    # exec(code)
    return my_ast
コード例 #11
0
def main():
    HEADER = """#!/usr/bin/env python\n"""
    merged_node = MergeRelativeModules().get_merged("__init__")
    open("cm_boot.py", "w").write(HEADER + to_source(merged_node))
コード例 #12
0
 def get_eval_node(self, call):
     e = codegen.to_source(call)
     e = e.strip()
     return Call(func=Name(id='eval', ctx=Load()), args=[Str(s=e)], keywords=[])
コード例 #13
0
ファイル: ast_eval_inline.py プロジェクト: smac89/angle
	# 	quit(1)
	print(expr)
	print("")
	x = ast.dump(my_ast, annotate_fields=True, include_attributes=True)
	print(x)
	print("\n--------MEDIUM-------- (ok)\n")
	x = ast.dump(my_ast, annotate_fields=True, include_attributes=False)
	print(x)
	print("\n--------SHORT-------- (view-only)\n")
	x = ast.dump(my_ast, annotate_fields=False, include_attributes=False)
	print(x)
	print("")
	if do_exec: exec(expr)
	exit(0)

try:
	inline_ast = "set in execfile:"
	if sys.version < '3':execfile(ast_file)
	else: exec(open(ast_file).read())
	try:
		source = codegen.to_source(inline_ast)
		print(source)  # => CODE
	except Exception as ex:
		print(ex)
	my_ast = ast.fix_missing_locations(inline_ast)
	code = compile(inline_ast, "out/inline", 'exec')
	# if do_exec:
	exec(code)
except Exception as e:
	raise
コード例 #14
0
ファイル: test_ast_writer.py プロジェクト: pannous/kast
                    nl=True,
                    lineno=1,
                    col_offset=20
                )
        ],
        orelse=[],
        lineno=1,
        col_offset=0
    )
])

my_ast=file_ast
# my_ast=Module([Assign([Attribute(Name('self', Load()), 'x', Store())], Num(1))])
# my_ast=Module([Assign([Name('self.x', Store())], Num(1))]) # DANGER!! syntaktisch korrekt aber semantisch sich nicht!!
# my_ast=Module([Assign([Name('self.x', Store())], Num(1)),Print(None, [Name('self.x', Load())], True)])
# my_ast=Module(body=[Assign(targets=[Attribute(value=Name(id='self', ctx=Load(), lineno=1, col_offset=0), attr='x', ctx=Store(), lineno=1, col_offset=0)], value=Num(n=1, lineno=1, col_offset=7), lineno=1, col_offset=0)])

ast_export.XmlExportVisitor().visit(my_ast) # => XML

source=codegen.to_source(my_ast)
print(source) # => CODE

my_ast=ast.fix_missing_locations(my_ast)
code=compile(my_ast, 'file', 'exec')
# ast_reader.emit_pyc(code)
print("GO!")
exec(code)
result=eval(code)
print(result)
# print (self.x)
コード例 #15
0
ファイル: make_boot_script.py プロジェクト: nuwang/cloudman
def main():
    HEADER = """#!/usr/bin/env python\n"""
    merged_node = MergeRelativeModules().get_merged("__init__")
    open("cm_boot.py", "w").write(HEADER + to_source(merged_node))
コード例 #16
0
    def generate(self):
        if self.prop['type'] == "parse_list_detail":
            file_object = open(
                '/Users/user/juanpi_workspace/eol_spider/eol_spider/spiders/StanfordSpider.py'
            )
            try:
                source = file_object.read()
            finally:
                file_object.close()
            p = ast.parse(source=source)
            print ast.dump(p)
            source = codegen.to_source(p)
            # print source

            # ImportFrom(module='eol_spider.datafilter', names=[alias(name='DataFilter', asname=None)], level=0)
            # im_1 = ImportFrom()
            # im_1.module = "eol_spider.items"
            # im_1.level = 0
            # im_1_alias_1 = alias()
            # im_1_alias_1.name = "1"
            # im_1_alias_1.asname = None
            # im_1.names = [im_1_alias_1]
            #
            # im_2 = ImportFrom(module='eol_spider.datafilter', names=[alias(name='DataFilter', asname=None)], level=0)
            # # im_2.module = "eol_spider.datafilter"
            # # im_2.level = 0
            # # im_2_alias_2 = alias(name="DataFilter", asname=None)
            # # # im_2_alias_2 = alias()
            # # # im_2_alias_2.name = "DataFilter"
            # # # im_2_alias_2.asname = None
            # # im_2.names = [im_2_alias_2]
            #
            # module = Module()
            # module.body = [im_1, im_2]
            # module = Module(body=[ImportFrom(module='eol_spider.items', names=[alias(name='CandidateBasicItem', asname=None), alias(name='CandidateCoursesItem', asname=None), alias(name='CandidateEducationItem', asname=None), alias(name='CandidatePublicationsItem', asname=None), alias(name='CandidateResearchItem', asname=None), alias(name='CandidateWorkexperienceItem', asname=None)], level=0), ImportFrom(module='eol_spider.datafilter', names=[alias(name='DataFilter', asname=None)], level=0), ImportFrom(module='eol_spider.mysql_utils', names=[alias(name='MYSQLUtils', asname=None)], level=0), ImportFrom(module='eol_spider.settings', names=[alias(name='mysql_connection', asname=None), alias(name='surname_list', asname=None)], level=0), ImportFrom(module='eol_spider.func', names=[alias(name='mysql_datetime', asname=None), alias(name='get_chinese_by_fullname', asname=None)], level=0), ImportFrom(module='scrapy.spiders', names=[alias(name='CrawlSpider', asname=None)], level=0), ImportFrom(module='scrapy', names=[alias(name='Request', asname=None)], level=0), ClassDef(name='StanfordSpider', bases=[Name(id='CrawlSpider', ctx=Load())], body=[Assign(targets=[Name(id='name', ctx=Store())], value=Str(s='StanfordSpider')), Assign(targets=[Name(id='college_name', ctx=Store())], value=Str(s='Stanford')), Assign(targets=[Name(id='college_id', ctx=Store())], value=Str(s='1')), Assign(targets=[Name(id='country_id', ctx=Store())], value=Str(s='1')), Assign(targets=[Name(id='state_id', ctx=Store())], value=Str(s='1')), Assign(targets=[Name(id='city_id', ctx=Store())], value=Str(s='1')), Assign(targets=[Name(id='allowed_domains', ctx=Store())], value=List(elts=[Str(s='stanford.edu')], ctx=Load())), Assign(targets=[Name(id='domain', ctx=Store())], value=Str(s='https://ed.stanford.edu')), Assign(targets=[Name(id='start_urls', ctx=Store())], value=List(elts=[Str(s='https://ed.stanford.edu/faculty/profiles')], ctx=Load())), FunctionDef(name='parse', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[For(target=Name(id='url', ctx=Store()), iter=Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//div[contains(@class, "views-row")]/descendant::div[contains(@class, "name")]/descendant::a/@href')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None), body=[Assign(targets=[Name(id='url', ctx=Store())], value=BinOp(left=Attribute(value=Name(id='self', ctx=Load()), attr='domain', ctx=Load()), op=Add(), right=Name(id='url', ctx=Load()))), Expr(value=Yield(value=Call(func=Name(id='Request', ctx=Load()), args=[Name(id='url', ctx=Load())], keywords=[keyword(arg='callback', value=Attribute(value=Name(id='self', ctx=Load()), attr='parse_item', ctx=Load()))], starargs=None, kwargs=None)))], orelse=[])], decorator_list=[]), FunctionDef(name='parse_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='cb_item', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_basic_item', ctx=Load()), args=[Name(id='response', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='cb_id', ctx=Store())], value=Subscript(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_basic'), Name(id='cb_item', ctx=Load())], keywords=[], starargs=None, kwargs=None), slice=Index(value=Num(n=0)), ctx=Load())), Assign(targets=[Name(id='ce_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_education_item', ctx=Load()), args=[Name(id='response', ctx=Load()), Name(id='cb_id', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_education'), Name(id='ce_items', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='cr_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_research_item', ctx=Load()), args=[Name(id='response', ctx=Load()), Name(id='cb_id', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_research'), Name(id='cr_items', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='cp_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_publications_item', ctx=Load()), args=[Name(id='response', ctx=Load()), Name(id='cb_id', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_publications'), Name(id='cp_items', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='cc_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_courses_item', ctx=Load()), args=[Name(id='response', ctx=Load()), Name(id='cb_id', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_courses'), Name(id='cc_items', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='cw_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='self', ctx=Load()), attr='parse_candidate_workexperience_item', ctx=Load()), args=[Name(id='response', ctx=Load()), Name(id='cb_id', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='save', ctx=Load()), args=[Name(id='self', ctx=Load()), Str(s='candidate_workexperience'), Name(id='cw_items', ctx=Load())], keywords=[], starargs=None, kwargs=None))], decorator_list=[]), FunctionDef(name='parse_candidate_basic_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidateBasicItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='country_id')), ctx=Store())], value=Attribute(value=Name(id='self', ctx=Load()), attr='country_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='college_id')), ctx=Store())], value=Attribute(value=Name(id='self', ctx=Load()), attr='college_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='discipline_id')), ctx=Store())], value=Str(s='0')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='fullname')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//h1[@id="page-title"]/text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='academic_title')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//div[contains(@class, "field-label") and contains(text(), "Academic Title")]/following-sibling::*')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='other_title')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//div[contains(@class, "field-label") and contains(text(), "Other Titles")]/following-sibling::*')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='nationality')), ctx=Store())], value=Call(func=Name(id='get_chinese_by_fullname', ctx=Load()), args=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='fullname')), ctx=Load()), Name(id='surname_list', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='email')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//a[contains(@href, "mailto:")]/text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='phonenumber')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[contains(@class, "fa-phone")]/parent::*/following-sibling::*')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='external_link')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[contains(@class, "fa-external-link")]/parent::*/following-sibling::*')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='experience')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='desc')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='avatar_url')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//div[contains(@class, "field-name-field-profile-photo")]/descendant::img/@src')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='extra')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='url')), ctx=Store())], value=Attribute(value=Name(id='response', ctx=Load()), attr='url', ctx=Load())), Return(value=Name(id='item', ctx=Load())), Pass()], decorator_list=[]), FunctionDef(name='parse_candidate_education_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param()), Name(id='cb_id', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='now_time', ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='items', ctx=Store())], value=List(elts=[], ctx=Load())), Assign(targets=[Name(id='edu_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-education"]/descendant::li')], keywords=[], starargs=None, kwargs=None)), For(target=Name(id='edu_item', ctx=Store()), iter=Name(id='edu_items', ctx=Load()), body=[Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidateEducationItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='cb_id')), ctx=Store())], value=Name(id='cb_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='college')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='discipline')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='start_time')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='end_time')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='duration')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='degree')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='desc')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='edu_item', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='./text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), If(test=UnaryOp(op=Not(), operand=Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='desc')), ctx=Load())), body=[Continue()], orelse=[]), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Name(id='now_time', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='items', ctx=Load()), attr='append', ctx=Load()), args=[Name(id='item', ctx=Load())], keywords=[], starargs=None, kwargs=None))], orelse=[]), Return(value=Name(id='items', ctx=Load())), Pass()], decorator_list=[]), FunctionDef(name='parse_candidate_research_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param()), Name(id='cb_id', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='now_time', ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='items', ctx=Store())], value=List(elts=[], ctx=Load())), Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidateResearchItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='cb_id')), ctx=Store())], value=Name(id='cb_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='interests')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-research-interests"]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='current_research')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-current-research"]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='research_summary')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-research-summary"]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Name(id='now_time', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='items', ctx=Load()), attr='append', ctx=Load()), args=[Name(id='item', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Return(value=Name(id='items', ctx=Load())), Pass()], decorator_list=[]), FunctionDef(name='parse_candidate_publications_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param()), Name(id='cb_id', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='now_time', ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='items', ctx=Store())], value=List(elts=[], ctx=Load())), Assign(targets=[Name(id='pub_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-recent-pubs"]/descendant::p')], keywords=[], starargs=None, kwargs=None)), For(target=Name(id='pub_item', ctx=Store()), iter=Name(id='pub_items', ctx=Load()), body=[Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidatePublicationsItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='cb_id')), ctx=Store())], value=Name(id='cb_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='publications')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='pub_item', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='./text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), If(test=UnaryOp(op=Not(), operand=Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='publications')), ctx=Load())), body=[Continue()], orelse=[]), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Name(id='now_time', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='items', ctx=Load()), attr='append', ctx=Load()), args=[Name(id='item', ctx=Load())], keywords=[], starargs=None, kwargs=None))], orelse=[]), Return(value=Name(id='items', ctx=Load())), Pass()], decorator_list=[]), FunctionDef(name='parse_candidate_courses_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param()), Name(id='cb_id', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='now_time', ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='items', ctx=Store())], value=List(elts=[], ctx=Load())), Assign(targets=[Name(id='course_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-courses-taught"]/descendant::li')], keywords=[], starargs=None, kwargs=None)), For(target=Name(id='course_item', ctx=Store()), iter=Name(id='course_items', ctx=Load()), body=[Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidateCoursesItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='cb_id')), ctx=Store())], value=Name(id='cb_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='courses_no')), ctx=Store())], value=Str(s='0')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='courses_desc')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='course_item', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='./text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), If(test=UnaryOp(op=Not(), operand=Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='courses_desc')), ctx=Load())), body=[Continue()], orelse=[]), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Name(id='now_time', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='items', ctx=Load()), attr='append', ctx=Load()), args=[Name(id='item', ctx=Load())], keywords=[], starargs=None, kwargs=None))], orelse=[]), Return(value=Name(id='items', ctx=Load())), Pass(), Pass()], decorator_list=[]), FunctionDef(name='parse_candidate_workexperience_item', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='response', ctx=Param()), Name(id='cb_id', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Assign(targets=[Name(id='now_time', ctx=Store())], value=Call(func=Name(id='mysql_datetime', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Name(id='items', ctx=Store())], value=List(elts=[], ctx=Load())), Assign(targets=[Name(id='workexperience_items', ctx=Store())], value=Call(func=Attribute(value=Name(id='response', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='//*[@id="field-professional-experience"]/descendant::p')], keywords=[], starargs=None, kwargs=None)), For(target=Name(id='workexperience_item', ctx=Store()), iter=Name(id='workexperience_items', ctx=Load()), body=[Assign(targets=[Name(id='item', ctx=Store())], value=Call(func=Name(id='CandidateWorkexperienceItem', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='cb_id')), ctx=Store())], value=Name(id='cb_id', ctx=Load())), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='job_title')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='company')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='start_time')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='end_time')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='duration')), ctx=Store())], value=Str(s='')), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='desc')), ctx=Store())], value=Call(func=Attribute(value=Name(id='DataFilter', ctx=Load()), attr='simple_format', ctx=Load()), args=[Call(func=Attribute(value=Call(func=Attribute(value=Name(id='workexperience_item', ctx=Load()), attr='xpath', ctx=Load()), args=[Str(s='./text()[normalize-space(.)]')], keywords=[], starargs=None, kwargs=None), attr='extract', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)], keywords=[], starargs=None, kwargs=None)), If(test=UnaryOp(op=Not(), operand=Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='desc')), ctx=Load())), body=[Continue()], orelse=[]), Assign(targets=[Subscript(value=Name(id='item', ctx=Load()), slice=Index(value=Str(s='create_time')), ctx=Store())], value=Name(id='now_time', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='items', ctx=Load()), attr='append', ctx=Load()), args=[Name(id='item', ctx=Load())], keywords=[], starargs=None, kwargs=None))], orelse=[]), Return(value=Name(id='items', ctx=Load())), Pass()], decorator_list=[]), FunctionDef(name='close', args=arguments(args=[Name(id='self', ctx=Param()), Name(id='reason', ctx=Param())], vararg=None, kwarg=None, defaults=[]), body=[Expr(value=Call(func=Attribute(value=Attribute(value=Name(id='self', ctx=Load()), attr='db', ctx=Load()), attr='close', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Call(func=Name(id='super', ctx=Load()), args=[Name(id='StanfordSpider', ctx=Load()), Name(id='self', ctx=Load())], keywords=[], starargs=None, kwargs=None), attr='close', ctx=Load()), args=[Name(id='self', ctx=Load()), Name(id='reason', ctx=Load())], keywords=[], starargs=None, kwargs=None))], decorator_list=[]), FunctionDef(name='__init__', args=arguments(args=[Name(id='self', ctx=Param())], vararg=None, kwarg='kwargs', defaults=[]), body=[Assign(targets=[Attribute(value=Name(id='self', ctx=Load()), attr='db', ctx=Store())], value=Name(id='mysql_connection', ctx=Load())), Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils', ctx=Load()), attr='cleanup_data', ctx=Load()), args=[Name(id='self', ctx=Load())], keywords=[], starargs=None, kwargs=None)), Expr(value=Call(func=Attribute(value=Call(func=Name(id='super', ctx=Load()), args=[Name(id='StanfordSpider', ctx=Load()), Name(id='self', ctx=Load())], keywords=[], starargs=None, kwargs=None), attr='__init__', ctx=Load()), args=[], keywords=[], starargs=None, kwargs=Name(id='kwargs', ctx=Load()))), Pass()], decorator_list=[])], decorator_list=[])])

            # 将代码切分成几个部分
            # 1.Import部分
            import_block = [
                ImportFrom(module='eol_spider.items',
                           names=[
                               alias(name='CandidateBasicItem', asname=None),
                               alias(name='CandidateCoursesItem', asname=None),
                               alias(name='CandidateEducationItem',
                                     asname=None),
                               alias(name='CandidatePublicationsItem',
                                     asname=None),
                               alias(name='CandidateResearchItem',
                                     asname=None),
                               alias(name='CandidateWorkexperienceItem',
                                     asname=None)
                           ],
                           level=0),
                ImportFrom(module='eol_spider.datafilter',
                           names=[alias(name='DataFilter', asname=None)],
                           level=0),
                ImportFrom(module='eol_spider.mysql_utils',
                           names=[alias(name='MYSQLUtils', asname=None)],
                           level=0),
                ImportFrom(module='eol_spider.settings',
                           names=[
                               alias(name='mysql_connection', asname=None),
                               alias(name='surname_list', asname=None)
                           ],
                           level=0),
                ImportFrom(module='eol_spider.func',
                           names=[
                               alias(name='mysql_datetime', asname=None),
                               alias(name='get_chinese_by_fullname',
                                     asname=None)
                           ],
                           level=0),
                ImportFrom(module='scrapy.spiders',
                           names=[alias(name='CrawlSpider', asname=None)],
                           level=0),
                ImportFrom(module='scrapy',
                           names=[alias(name='Request', asname=None)],
                           level=0)
            ]
            # 2.class 声明部分
            class_define = ClassDef(name='StanfordSpider',
                                    bases=[Name(id='CrawlSpider', ctx=Load())],
                                    decorator_list=[])
            # 3.class 属性部分
            class_attr = [
                Assign(targets=[Name(id='name', ctx=Store())],
                       value=Str(s='StanfordSpider')),
                Assign(targets=[Name(id='college_name', ctx=Store())],
                       value=Str(s='Stanford')),
                Assign(targets=[Name(id='college_id', ctx=Store())],
                       value=Str(s='1')),
                Assign(targets=[Name(id='country_id', ctx=Store())],
                       value=Str(s='1')),
                Assign(targets=[Name(id='state_id', ctx=Store())],
                       value=Str(s='1')),
                Assign(targets=[Name(id='city_id', ctx=Store())],
                       value=Str(s='1')),
                Assign(targets=[Name(id='allowed_domains', ctx=Store())],
                       value=List(elts=[Str(s='stanford.edu')], ctx=Load())),
                Assign(targets=[Name(id='domain', ctx=Store())],
                       value=Str(s='https: //ed.stanford.edu')),
                Assign(targets=[Name(id='start_urls', ctx=Store())],
                       value=List(elts=[
                           Str(s='https: //ed.stanford.edu/faculty/profiles')
                       ],
                                  ctx=Load()))
            ]
            # 4.class 内部__init__和close方法
            init_func = FunctionDef(
                name='__init__',
                args=arguments(args=[Name(id='self', ctx=Param())],
                               vararg=None,
                               kwarg='kwargs',
                               defaults=[]),
                body=[
                    Assign(targets=[
                        Attribute(value=Name(id='self', ctx=Load()),
                                  attr='db',
                                  ctx=Store())
                    ],
                           value=Name(id='mysql_connection', ctx=Load())),
                    Expr(value=Call(func=Attribute(value=Name(id='MYSQLUtils',
                                                              ctx=Load()),
                                                   attr='cleanup_data',
                                                   ctx=Load()),
                                    args=[Name(id='self', ctx=Load())],
                                    keywords=[],
                                    starargs=None,
                                    kwargs=None)),
                    Expr(value=Call(func=Attribute(value=Call(
                        func=Name(id='super', ctx=Load()),
                        args=[
                            Name(id='StanfordSpider', ctx=Load()),
                            Name(id='self', ctx=Load())
                        ],
                        keywords=[],
                        starargs=None,
                        kwargs=None),
                                                   attr='__init__',
                                                   ctx=Load()),
                                    args=[],
                                    keywords=[],
                                    starargs=None,
                                    kwargs=Name(id='kwargs', ctx=Load()))),
                    Pass()
                ],
                decorator_list=[])
            close_func = FunctionDef(
                name='close',
                args=arguments(args=[
                    Name(id='self', ctx=Param()),
                    Name(id='reason', ctx=Param())
                ],
                               vararg=None,
                               kwarg=None,
                               defaults=[]),
                body=[
                    Expr(value=Call(func=Attribute(value=Attribute(value=Name(
                        id='self', ctx=Load()),
                                                                   attr='db',
                                                                   ctx=Load()),
                                                   attr='close',
                                                   ctx=Load()),
                                    args=[],
                                    keywords=[],
                                    starargs=None,
                                    kwargs=None)),
                    Expr(value=Call(func=Attribute(value=Call(
                        func=Name(id='super', ctx=Load()),
                        args=[
                            Name(id='StanfordSpider', ctx=Load()),
                            Name(id='self', ctx=Load())
                        ],
                        keywords=[],
                        starargs=None,
                        kwargs=None),
                                                   attr='close',
                                                   ctx=Load()),
                                    args=[
                                        Name(id='self', ctx=Load()),
                                        Name(id='reason', ctx=Load())
                                    ],
                                    keywords=[],
                                    starargs=None,
                                    kwargs=None))
                ],
                decorator_list=[])

            # 5.class 内部parse方法
            parse_func = FunctionDef(
                name='parse',
                args=arguments(args=[
                    Name(id='self', ctx=Param()),
                    Name(id='response', ctx=Param())
                ],
                               vararg=None,
                               kwarg=None,
                               defaults=[]),
                body=[
                    For(target=Name(id='url', ctx=Store()),
                        iter=Call(func=Attribute(value=Call(
                            func=Attribute(value=Name(id='response',
                                                      ctx=Load()),
                                           attr='xpath',
                                           ctx=Load()),
                            args=[
                                Str(s='//div[contains(@class, "views-row")]/descendant: : div[contains(@class, "name")]/descendant: : a/@href'
                                    )
                            ],
                            keywords=[],
                            starargs=None,
                            kwargs=None),
                                                 attr='extract',
                                                 ctx=Load()),
                                  args=[],
                                  keywords=[],
                                  starargs=None,
                                  kwargs=None),
                        body=[
                            If(test=Compare(left=Subscript(
                                value=Name(id='url', ctx=Load()),
                                slice=Slice(lower=None,
                                            upper=Num(n=1),
                                            step=None),
                                ctx=Load()),
                                            ops=[Eq()],
                                            comparators=[Str(s='/')]),
                               body=[
                                   Assign(
                                       targets=[Name(id='url', ctx=Store())],
                                       value=BinOp(left=Attribute(
                                           value=Name(id='self', ctx=Load()),
                                           attr='domain',
                                           ctx=Load()),
                                                   op=Add(),
                                                   right=Name(id='url',
                                                              ctx=Load())))
                               ],
                               orelse=[]),
                            Expr(value=Yield(value=Call(
                                func=Name(id='Request', ctx=Load()),
                                args=[Name(id='url', ctx=Load())],
                                keywords=[
                                    keyword(arg='callback',
                                            value=Attribute(value=Name(
                                                id='self', ctx=Load()),
                                                            attr='parse_item',
                                                            ctx=Load()))
                                ],
                                starargs=None,
                                kwargs=None)))
                        ],
                        orelse=[])
                ],
                decorator_list=[])

            # 9.组装各个部分生成代码
            class_attr.append(init_func)
            class_attr.append(close_func)
            class_attr.append(parse_func)

            class_define.body = class_attr
            import_block.append(class_define)

            module = Module(body=import_block)

            src = codegen.to_source(module)

            print src
            # im_1.names =
            # print im.fields()
            #
            # node = ast.UnaryOp()
            # node.op = ast.USub()
            # node.operand = ast.Num()
            # node.operand.n = 5
            # node.operand.lineno = 0
            # node.operand.col_offset = 0
            # node.lineno = 0
            # node.col_offset = 0

            pass