Translate faq/design.html#why-doesn-t-python-have-a-with-statement-for-attribute-assignments

SiriusKoan · SiriusKoan · commit 17d953942d90 · 2022-08-23T14:44:44.000+08:00
diff --git a/faq/design.po b/faq/design.po
@@ -1129,18 +1129,22 @@ msgstr ""
 
 #: ../../faq/design.rst:653
 msgid "Why doesn't Python have a \"with\" statement for attribute assignments?"
-msgstr ""
+msgstr "為何 Python 沒有屬性賦值的 with 陳述式？"
 
 #: ../../faq/design.rst:655
 msgid ""
 "Python has a 'with' statement that wraps the execution of a block, calling "
 "code on the entrance and exit from the block.  Some languages have a "
 "construct that looks like this::"
 msgstr ""
+"Python 的 with 陳述式包裝了一區塊程式的執行，在進入和離開該區塊時執行程式碼。"
+"一些語言會有像如下的結構：\n"
+"\n"
+"::"
 
 #: ../../faq/design.rst:663
 msgid "In Python, such a construct would be ambiguous."
-msgstr ""
+msgstr "但在 Python，這種結構是模糊的。"
 
 #: ../../faq/design.rst:665
 msgid ""
@@ -1149,6 +1153,9 @@ msgid ""
 "assigned to. This is the main point of static typing -- the compiler "
 "*always* knows the scope of every variable at compile time."
 msgstr ""
+"在其他語言裡，像是 Object Pascal、Delphi 和 C++，使用的是靜態型別，所以我們可"
+"以清楚地知道是哪一個成員被指派值。這是靜態型別的重點 — 在編譯的時候，編譯器永"
+"遠都知道每個變數的範圍 (scope)。"
 
 #: ../../faq/design.rst:670
 msgid ""
@@ -1158,10 +1165,16 @@ msgid ""
 "simple reading, what attribute is being referenced: a local one, a global "
 "one, or a member attribute?"
 msgstr ""
+"Python 使用的是動態型別。所以我們不可能提前知道在執行時哪個屬性會被使用到。成"
+"員屬性可能在執行時從物件中被新增或移除。這使得如果簡單來看的話，我們無法得知"
+"以下哪個屬性會被使用：區域的、全域的、或是成員屬性？"
 
 #: ../../faq/design.rst:676
 msgid "For instance, take the following incomplete snippet::"
 msgstr ""
+"以下列不完整的程式碼為例：\n"
+"\n"
+"::"
 
 #: ../../faq/design.rst:682
 msgid ""
@@ -1171,24 +1184,37 @@ msgid ""
 "variable named \"x\", will it be used inside the with block?  As you see, "
 "the dynamic nature of Python makes such choices much harder."
 msgstr ""
+"這段程式碼假設「a」有一個叫做「x」的成員屬性。然後，Python 裡並沒有任何跡象告"
+"訴直譯器這件事。在假設「a」是一個整數的話，那會發生什麼事？如果有一個全域變數"
+"稱為「x」，那在這個 with 區塊會被使用嗎？如你所見，Python 動態的天性使得這種"
+"選擇更加困難。"
 
 #: ../../faq/design.rst:688
 msgid ""
 "The primary benefit of \"with\" and similar language features (reduction of "
 "code volume) can, however, easily be achieved in Python by assignment.  "
 "Instead of::"
 msgstr ""
+"然而，with 陳述式或類似的語言特性（減少程式碼量）的主要好處可以透過賦值來達"
+"成，而非如下：\n"
+"\n"
+"::"
 
 #: ../../faq/design.rst:695
 msgid "write this::"
 msgstr ""
+"應該寫成這樣：\n"
+"\n"
+"::"
 
 #: ../../faq/design.rst:702
 msgid ""
 "This also has the side-effect of increasing execution speed because name "
 "bindings are resolved at run-time in Python, and the second version only "
 "needs to perform the resolution once."
 msgstr ""
+"這也有提升執行速度的副作用，因為 Python 的名稱綁定解析會在執行的時候發生，而"
+"第二版只需要執行解析一次即可。"
 
 #: ../../faq/design.rst:708
 msgid "Why don't generators support the with statement?"
