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- annotationlib --- Functionality for introspecting annotations — Python 3.14.8 ... 12104
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » The Python standard library » Python ランタイムサービス » annotationlib --- Functionality for introspecting annotations テーマ 自動 ライト ダーク | annotationlib
...notationlib module provides tools for introspecting annotations on modules, classes, and functions. Annotations are lazily evaluated and often contain forward references to objects that are not yet defined when the annotation is created. This module provi...s a backport of get_annotations() that works on earlier versions of Python. Annotation semantics ¶ The way annotations are evaluated has changed over the history of Python 3, and currently still depends on a future import . There have been execution model...s for annotations: Stock semantics (default in Python 3.0 through 3.13; see PEP 3107 and PEP 526 ): Annotations are evaluated eagerly, as they are encountered in the source code. Stringified annotations (used with from __future__ import annotations... - https://man.mtool.work/python/3.14/library/annotationlib.html
- annotationlib --- Functionality for introspecting annotations — Python 3.14.8 ... 12104
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » The Python standard library » Python ランタイムサービス » annotationlib --- Functionality for introspecting annotations テーマ 自動 ライト ダーク | annotationlib
...notationlib module provides tools for introspecting annotations on modules, classes, and functions. Annotations are lazily evaluated and often contain forward references to objects that are not yet defined when the annotation is created. This module provi...s a backport of get_annotations() that works on earlier versions of Python. Annotation semantics ¶ The way annotations are evaluated has changed over the history of Python 3, and currently still depends on a future import . There have been execution model...s for annotations: Stock semantics (default in Python 3.0 through 3.13; see PEP 3107 and PEP 526 ): Annotations are evaluated eagerly, as they are encountered in the source code. Stringified annotations (used with from __future__ import annotations... - https://man.mtool.work/python/3.14/library/annotationlib.html
- 8. 複合文 (compound statement) — Python 3.14.8 ドキュメント 10237
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 8. 複合文 (compound statement) テーマ 自動 ライト ダーク | 8. 複合文 (compound statement) ¶ 複合文には、他の文 (のグループ) が入ります;
...: "for" target_list "in" starred_expression_list ":" suite [ "else" ":" suite ] The starred_expression_list expression is evaluated once; it should yield an iterable object. An iterator is created for that iterable. The first item provided by the iterato...デフォルト値を持っていなければなりません -- これは文法定義では表現されていない構文的制限です。 Default parameter values are evaluated from left to right when the function definition is executed. This means that the expression is evaluated once, when the fu...list of constraints. For typing.TypeVar s declared using the type parameter list syntax, the bound and constraints are not evaluated when the generic object is created, but only when the value is explicitly accessed through the attributes __bound__ and __... - https://man.mtool.work/python/3.14/reference/compound_stmts.html
- 8. 複合文 (compound statement) — Python 3.14.8 ドキュメント 10237
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 8. 複合文 (compound statement) テーマ 自動 ライト ダーク | 8. 複合文 (compound statement) ¶ 複合文には、他の文 (のグループ) が入ります;
...: "for" target_list "in" starred_expression_list ":" suite [ "else" ":" suite ] The starred_expression_list expression is evaluated once; it should yield an iterable object. An iterator is created for that iterable. The first item provided by the iterato...デフォルト値を持っていなければなりません -- これは文法定義では表現されていない構文的制限です。 Default parameter values are evaluated from left to right when the function definition is executed. This means that the expression is evaluated once, when the fu...list of constraints. For typing.TypeVar s declared using the type parameter list syntax, the bound and constraints are not evaluated when the generic object is created, but only when the value is explicitly accessed through the attributes __bound__ and __... - https://man.mtool.work/python/3.14/reference/compound_stmts.html
- 7. 単純文 (simple statement) — Python 3.14.8 ドキュメント 9663
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 7. 単純文 (simple statement) テーマ 自動 ライト ダーク | 7. 単純文 (simple statement) ¶ 単純文とは、単一の論理行内に収められる文です。単
...s, such as properties created with @property . If the target is a subscription: The primary expression in the reference is evaluated. Next, the subscript expression is evaluated. Then, the primary's __setitem__() method is called with two arguments: the s...+= 1 can be rewritten as x = x + 1 to achieve a similar, but not exactly equal effect. In the augmented version, x is only evaluated once. Also, when possible, the actual operation is performed in-place , meaning that rather than creating a new object and...losed in parentheses. For simple assignment targets, if in class or module scope, the annotations are gathered in a lazily evaluated annotation scope . The annotations can be evaluated using the __annotations__ attribute of a class or module, or using the... - https://man.mtool.work/python/3.14/reference/simple_stmts.html
- 7. 単純文 (simple statement) — Python 3.14.8 ドキュメント 9663
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 7. 単純文 (simple statement) テーマ 自動 ライト ダーク | 7. 単純文 (simple statement) ¶ 単純文とは、単一の論理行内に収められる文です。単
...s, such as properties created with @property . If the target is a subscription: The primary expression in the reference is evaluated. Next, the subscript expression is evaluated. Then, the primary's __setitem__() method is called with two arguments: the s...+= 1 can be rewritten as x = x + 1 to achieve a similar, but not exactly equal effect. In the augmented version, x is only evaluated once. Also, when possible, the actual operation is performed in-place , meaning that rather than creating a new object and...losed in parentheses. For simple assignment targets, if in class or module scope, the annotations are gathered in a lazily evaluated annotation scope . The annotations can be evaluated using the __annotations__ attribute of a class or module, or using the... - https://man.mtool.work/python/3.14/reference/simple_stmts.html
- 4. 実行モデル — Python 3.14.8 ドキュメント 9505
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 4. 実行モデル テーマ 自動 ライト ダーク | 4. 実行モデル ¶ 4.1. プログラムの構造 ¶ Python プログラムはコードブロックから構成されます。 ブ
...the annotation scope, but its decorators are not. The bounds, constraints, and default values for type parameters ( lazily evaluated ). The value of type aliases ( lazily evaluated ). Annotation scopes differ from function scopes in the following ways: An...lso used for annotations, as specified in PEP 649 and PEP 749 . 4.2.4. Lazy evaluation ¶ Most annotation scopes are lazily evaluated . This includes annotations, the values of type aliases created through the type statement, and the bounds, constraints, a...nd default values of type variables created through the type parameter syntax . This means that they are not evaluated when the type alias or type variable is created, or when the object carrying annotations is created. Instead, they are onl... - https://man.mtool.work/python/3.14/reference/executionmodel.html
- 4. 実行モデル — Python 3.14.8 ドキュメント 9505
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 4. 実行モデル テーマ 自動 ライト ダーク | 4. 実行モデル ¶ 4.1. プログラムの構造 ¶ Python プログラムはコードブロックから構成されます。 ブ
...the annotation scope, but its decorators are not. The bounds, constraints, and default values for type parameters ( lazily evaluated ). The value of type aliases ( lazily evaluated ). Annotation scopes differ from function scopes in the following ways: An...lso used for annotations, as specified in PEP 649 and PEP 749 . 4.2.4. Lazy evaluation ¶ Most annotation scopes are lazily evaluated . This includes annotations, the values of type aliases created through the type statement, and the bounds, constraints, a...nd default values of type variables created through the type parameter syntax . This means that they are not evaluated when the type alias or type variable is created, or when the object carrying annotations is created. Instead, they are onl... - https://man.mtool.work/python/3.14/reference/executionmodel.html
- 6. 式 (expression) — Python 3.14.8 ドキュメント 8356
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 6. 式 (expression) テーマ 自動 ライト ダーク | 6. 式 (expression) ¶ この章では、Python の式における個々の要素の意味について解説します。
...ssigned to in the target list don't "leak" into the enclosing scope. The iterable expression in the leftmost for clause is evaluated directly in the enclosing scope and then passed as an argument to the implicitly nested scope. Subsequent for clauses and...any filter condition in the leftmost for clause cannot be evaluated in the enclosing scope as they may depend on the values obtained from the leftmost iterable. For example: [x*y for x in ra...either a list of expressions or a comprehension. When a comma-separated list of expressions is supplied, its elements are evaluated from left to right and placed into the list object in that order. When a comprehension is supplied, the list is constructe... - https://man.mtool.work/python/3.14/reference/expressions.html
- 6. 式 (expression) — Python 3.14.8 ドキュメント 8356
- ナビゲーション 索引 モジュール | 次へ | 前へ | Python » 3.14.8 Documentation » Python 言語リファレンス » 6. 式 (expression) テーマ 自動 ライト ダーク | 6. 式 (expression) ¶ この章では、Python の式における個々の要素の意味について解説します。
...ssigned to in the target list don't "leak" into the enclosing scope. The iterable expression in the leftmost for clause is evaluated directly in the enclosing scope and then passed as an argument to the implicitly nested scope. Subsequent for clauses and...any filter condition in the leftmost for clause cannot be evaluated in the enclosing scope as they may depend on the values obtained from the leftmost iterable. For example: [x*y for x in ra...either a list of expressions or a comprehension. When a comma-separated list of expressions is supplied, its elements are evaluated from left to right and placed into the list object in that order. When a comprehension is supplied, the list is constructe... - https://man.mtool.work/python/3.14/reference/expressions.html