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author | Mikhail Borisov <borisov.mikhail@gmail.com> | 2022-02-10 16:45:39 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:39 +0300 |
commit | a6a92afe03e02795227d2641b49819b687f088f8 (patch) | |
tree | f6984a1d27d5a7ec88a6fdd6e20cd5b7693b6ece /contrib/python/ipython/py2/IPython/utils/wildcard.py | |
parent | c6dc8b8bd530985bc4cce0137e9a5de32f1087cb (diff) | |
download | ydb-a6a92afe03e02795227d2641b49819b687f088f8.tar.gz |
Restoring authorship annotation for Mikhail Borisov <borisov.mikhail@gmail.com>. Commit 1 of 2.
Diffstat (limited to 'contrib/python/ipython/py2/IPython/utils/wildcard.py')
-rw-r--r-- | contrib/python/ipython/py2/IPython/utils/wildcard.py | 224 |
1 files changed, 112 insertions, 112 deletions
diff --git a/contrib/python/ipython/py2/IPython/utils/wildcard.py b/contrib/python/ipython/py2/IPython/utils/wildcard.py index d22491bd96..f8e895752c 100644 --- a/contrib/python/ipython/py2/IPython/utils/wildcard.py +++ b/contrib/python/ipython/py2/IPython/utils/wildcard.py @@ -1,112 +1,112 @@ -# -*- coding: utf-8 -*- -"""Support for wildcard pattern matching in object inspection. - -Authors -------- -- Jörgen Stenarson <jorgen.stenarson@bostream.nu> -- Thomas Kluyver -""" - -#***************************************************************************** -# Copyright (C) 2005 Jörgen Stenarson <jorgen.stenarson@bostream.nu> -# -# Distributed under the terms of the BSD License. The full license is in -# the file COPYING, distributed as part of this software. -#***************************************************************************** - -import re -import types - -from IPython.utils.dir2 import dir2 -from .py3compat import iteritems - -def create_typestr2type_dicts(dont_include_in_type2typestr=["lambda"]): - """Return dictionaries mapping lower case typename (e.g. 'tuple') to type - objects from the types package, and vice versa.""" - typenamelist = [tname for tname in dir(types) if tname.endswith("Type")] - typestr2type, type2typestr = {}, {} - - for tname in typenamelist: - name = tname[:-4].lower() # Cut 'Type' off the end of the name - obj = getattr(types, tname) - typestr2type[name] = obj - if name not in dont_include_in_type2typestr: - type2typestr[obj] = name - return typestr2type, type2typestr - -typestr2type, type2typestr = create_typestr2type_dicts() - -def is_type(obj, typestr_or_type): - """is_type(obj, typestr_or_type) verifies if obj is of a certain type. It - can take strings or actual python types for the second argument, i.e. - 'tuple'<->TupleType. 'all' matches all types. - - TODO: Should be extended for choosing more than one type.""" - if typestr_or_type == "all": - return True - if type(typestr_or_type) == type: - test_type = typestr_or_type - else: - test_type = typestr2type.get(typestr_or_type, False) - if test_type: - return isinstance(obj, test_type) - return False - -def show_hidden(str, show_all=False): - """Return true for strings starting with single _ if show_all is true.""" - return show_all or str.startswith("__") or not str.startswith("_") - -def dict_dir(obj): - """Produce a dictionary of an object's attributes. Builds on dir2 by - checking that a getattr() call actually succeeds.""" - ns = {} - for key in dir2(obj): - # This seemingly unnecessary try/except is actually needed - # because there is code out there with metaclasses that - # create 'write only' attributes, where a getattr() call - # will fail even if the attribute appears listed in the - # object's dictionary. Properties can actually do the same - # thing. In particular, Traits use this pattern - try: - ns[key] = getattr(obj, key) - except AttributeError: - pass - return ns - -def filter_ns(ns, name_pattern="*", type_pattern="all", ignore_case=True, - show_all=True): - """Filter a namespace dictionary by name pattern and item type.""" - pattern = name_pattern.replace("*",".*").replace("?",".") - if ignore_case: - reg = re.compile(pattern+"$", re.I) - else: - reg = re.compile(pattern+"$") - - # Check each one matches regex; shouldn't be hidden; of correct type. - return dict((key,obj) for key, obj in iteritems(ns) if reg.match(key) \ - and show_hidden(key, show_all) \ - and is_type(obj, type_pattern) ) - -def list_namespace(namespace, type_pattern, filter, ignore_case=False, show_all=False): - """Return dictionary of all objects in a namespace dictionary that match - type_pattern and filter.""" - pattern_list=filter.split(".") - if len(pattern_list) == 1: - return filter_ns(namespace, name_pattern=pattern_list[0], - type_pattern=type_pattern, - ignore_case=ignore_case, show_all=show_all) - else: - # This is where we can change if all objects should be searched or - # only modules. Just change the type_pattern to module to search only - # modules - filtered = filter_ns(namespace, name_pattern=pattern_list[0], - type_pattern="all", - ignore_case=ignore_case, show_all=show_all) - results = {} - for name, obj in iteritems(filtered): - ns = list_namespace(dict_dir(obj), type_pattern, - ".".join(pattern_list[1:]), - ignore_case=ignore_case, show_all=show_all) - for inner_name, inner_obj in iteritems(ns): - results["%s.%s"%(name,inner_name)] = inner_obj - return results +# -*- coding: utf-8 -*- +"""Support for wildcard pattern matching in object inspection. + +Authors +------- +- Jörgen Stenarson <jorgen.stenarson@bostream.nu> +- Thomas Kluyver +""" + +#***************************************************************************** +# Copyright (C) 2005 Jörgen Stenarson <jorgen.stenarson@bostream.nu> +# +# Distributed under the terms of the BSD License. The full license is in +# the file COPYING, distributed as part of this software. +#***************************************************************************** + +import re +import types + +from IPython.utils.dir2 import dir2 +from .py3compat import iteritems + +def create_typestr2type_dicts(dont_include_in_type2typestr=["lambda"]): + """Return dictionaries mapping lower case typename (e.g. 'tuple') to type + objects from the types package, and vice versa.""" + typenamelist = [tname for tname in dir(types) if tname.endswith("Type")] + typestr2type, type2typestr = {}, {} + + for tname in typenamelist: + name = tname[:-4].lower() # Cut 'Type' off the end of the name + obj = getattr(types, tname) + typestr2type[name] = obj + if name not in dont_include_in_type2typestr: + type2typestr[obj] = name + return typestr2type, type2typestr + +typestr2type, type2typestr = create_typestr2type_dicts() + +def is_type(obj, typestr_or_type): + """is_type(obj, typestr_or_type) verifies if obj is of a certain type. It + can take strings or actual python types for the second argument, i.e. + 'tuple'<->TupleType. 'all' matches all types. + + TODO: Should be extended for choosing more than one type.""" + if typestr_or_type == "all": + return True + if type(typestr_or_type) == type: + test_type = typestr_or_type + else: + test_type = typestr2type.get(typestr_or_type, False) + if test_type: + return isinstance(obj, test_type) + return False + +def show_hidden(str, show_all=False): + """Return true for strings starting with single _ if show_all is true.""" + return show_all or str.startswith("__") or not str.startswith("_") + +def dict_dir(obj): + """Produce a dictionary of an object's attributes. Builds on dir2 by + checking that a getattr() call actually succeeds.""" + ns = {} + for key in dir2(obj): + # This seemingly unnecessary try/except is actually needed + # because there is code out there with metaclasses that + # create 'write only' attributes, where a getattr() call + # will fail even if the attribute appears listed in the + # object's dictionary. Properties can actually do the same + # thing. In particular, Traits use this pattern + try: + ns[key] = getattr(obj, key) + except AttributeError: + pass + return ns + +def filter_ns(ns, name_pattern="*", type_pattern="all", ignore_case=True, + show_all=True): + """Filter a namespace dictionary by name pattern and item type.""" + pattern = name_pattern.replace("*",".*").replace("?",".") + if ignore_case: + reg = re.compile(pattern+"$", re.I) + else: + reg = re.compile(pattern+"$") + + # Check each one matches regex; shouldn't be hidden; of correct type. + return dict((key,obj) for key, obj in iteritems(ns) if reg.match(key) \ + and show_hidden(key, show_all) \ + and is_type(obj, type_pattern) ) + +def list_namespace(namespace, type_pattern, filter, ignore_case=False, show_all=False): + """Return dictionary of all objects in a namespace dictionary that match + type_pattern and filter.""" + pattern_list=filter.split(".") + if len(pattern_list) == 1: + return filter_ns(namespace, name_pattern=pattern_list[0], + type_pattern=type_pattern, + ignore_case=ignore_case, show_all=show_all) + else: + # This is where we can change if all objects should be searched or + # only modules. Just change the type_pattern to module to search only + # modules + filtered = filter_ns(namespace, name_pattern=pattern_list[0], + type_pattern="all", + ignore_case=ignore_case, show_all=show_all) + results = {} + for name, obj in iteritems(filtered): + ns = list_namespace(dict_dir(obj), type_pattern, + ".".join(pattern_list[1:]), + ignore_case=ignore_case, show_all=show_all) + for inner_name, inner_obj in iteritems(ns): + results["%s.%s"%(name,inner_name)] = inner_obj + return results |