লক্ষ্য করুন যে এর মানে হল "`one_person` হল ক্লাস `Person`-এর একটি **ইন্সট্যান্স**।"

এর মানে এটি নয় যে "`one_person` হল **ক্লাস** যাকে বলা হয় `Person`।"

## Pydantic মডেল

[Pydantic](https://docs.pydantic.dev/) হল একটি Python লাইব্রেরি যা ডাটা ভ্যালিডেশন সম্পাদন করে।

আপনি ডাটার "আকার" এট্রিবিউট সহ ক্লাস হিসেবে ঘোষণা করেন।

এবং প্রতিটি এট্রিবিউট এর একটি টাইপ থাকে।

labels.ignoreFailureType=Ignored Failure Type
labels.lastAccessTime=Last Access Time
labels.notificationTo=Notification To
labels.num=Num
labels.pn=Page Number
labels.protocolScheme=Scheme
labels.purgeByBots=Purge Bots
labels.logLevel=Log Level
labels.purgeSearchLogDay=Purge Search Log
labels.query=Query
labels.queryId=Query ID
labels.rt=rt
labels.searchLog=Search Log
labels.sort=Sort
labels.start=Start

				}
				err = tgt.PutObjectTagging(ctx, tgt.Bucket, object, tags, popts)
			} else {
				dopts := minio.RemoveObjectTaggingOptions{
					VersionID: opts.VersionID,
					Internal: minio.AdvancedObjectTaggingOptions{
						ReplicationProxyRequest: "true",
					},
				}
				err = tgt.RemoveObjectTagging(ctx, tgt.Bucket, object, dopts)
			}
			if err != nil {
				errs[idx] = err
			}
		}(idx, tgt)
	}

		//	----------  0 0      0           0 May 13  2014 file4
		//
		// GNU tar v1.27.1 applies global headers to subsequent records,
		// but does not do the following properly:
		//	* It does not treat an empty record as deletion.
		//	* It does not use subsequent global headers to update previous ones.
		//
		//	$ gnutar -tvf pax-global-records.tar
		//	---------- 0/0               0 2017-07-13 19:40 global1

   *   <li>Unusual environments like GWT may have their own special handling of system properties.
   * </ul>
   *
   * <p>Note that {@code StandardSystemProperty} does not provide constants for more recently added
   * properties, including:
   *
   * <ul>
   *   <li>{@code java.vendor.version} (added in Java 11, listed as optional as of Java 13)

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

@AndroidIncompatible
// TODO(cpovirk): Figure out Android JUnit 4 support. Does it work with Gingerbread? @RunWith?
@RunWith(Parameterized.class)
@NullUnmarked
public final class GraphEquivalenceTest {
  private static final Integer N1 = 1;
  private static final Integer N2 = 2;

            StackOverflowError.class,
            e -> e instanceof StackOverflowError);
      }
    };

    // used under GWT, etc., since the override of this method does not exist there
    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

@AndroidIncompatible
// TODO(cpovirk): Figure out Android JUnit 4 support. Does it work with Gingerbread? @RunWith?
@RunWith(Parameterized.class)
@NullUnmarked
public final class GraphEquivalenceTest {
  private static final Integer N1 = 1;
  private static final Integer N2 = 2;

            StackOverflowError.class,
            e -> e instanceof StackOverflowError);
      }
    };

    // used under GWT, etc., since the override of this method does not exist there
    ImmutableMap<Class<? extends Throwable>, Predicate<Throwable>> exceptions() {
      return ImmutableMap.of();
    }
  }

        assertSame(response, out);
        verify(tree).send(request, RequestParam.NO_TIMEOUT, RequestParam.NO_RETRY);
    }

    @Test
    @DisplayName("send throws CIFSException for null request when implementation does")
    void send_nullRequest_throws() throws Exception {
        // Arrange
        when(tree.send(isNull())).thenThrow(new CIFSException("null request"));

        // Act