return new ImmutableGraph.Builder<>(castBuilder);
  }

  /**
   * Specifies whether the graph will allow self-loops (edges that connect a node to itself).
   * Attempting to add a self-loop to a graph that does not allow them will throw an {@link
   * UnsupportedOperationException}.
   *
   * <p>The default value is {@code false}.
   */
  @CanIgnoreReturnValue

        // First call throws, second accepts
        when(filter.accept(any())).thenThrow(new CIFSException("boom")).thenReturn(true);

        ShareEnumIterator it = new ShareEnumIterator(parent, entries.iterator(), filter);

        assertTrue(it.hasNext());
        SmbResource res = it.next();
        assertNotNull(res);

import com.google.common.annotations.GwtCompatible;
import java.util.Map;
import org.jspecify.annotations.Nullable;

/**
 * A {@link CharEscaper} that uses an array to quickly look up replacement characters for a given
 * {@code char} value. An additional safe range is provided that determines whether {@code char}
 * values without specific replacements are to be considered safe and left unescaped or should be

        # Roll the args list around exactly as many times as the number of
        # args, so each arg winds up back in the position where it started, but
        # possibly modified.
        #
        # NB: a `for` loop captures its iteration list before it begins, so
        # changing the positional parameters here affects neither the number of
        # iterations, nor the values presented in `arg`.

import java.util.Map.Entry;
import java.util.NoSuchElementException;
import java.util.function.BiFunction;
import org.jspecify.annotations.Nullable;

/**
 * A mapping from disjoint nonempty ranges to non-null values. Queries look up the value associated
 * with the range (if any) that contains a specified key.
 *
 * <p>In contrast to {@link RangeSet}, no "coalescing" is done of {@linkplain

	go s.init(ctx)
	return &s
}

// init site resync metrics
func (sm *siteResyncMetrics) init(ctx context.Context) {
	r := rand.New(rand.NewSource(time.Now().UnixNano()))
	// Run the site resync metrics load in a loop
	for {
		if err := sm.load(ctx, newObjectLayerFn()); err == nil {
			<-ctx.Done()
			return
		}
		duration := max(time.Duration(r.Float64()*float64(time.Second*10)),

			if n < 0 {
				panic(errNegativeRead)
			}
			if n > 0 {
				b.lastByte = int(p[n-1])
				b.lastRuneSize = -1
			}
			return n, b.readErr()
		}
		// One read.
		// Do not use b.fill, which will loop.
		b.r = 0
		b.w = 0
		n, b.err = b.rd.Read(b.buf)
		if n < 0 {
			panic(errNegativeRead)
		}
		if n == 0 {
			return 0, b.readErr()
		}
		b.w += n
	}

	// copy as much as we can

        void testResolveWeakCIFSExceptionIsIgnored() throws Exception {
            SID sid = new SID("S-1-5-21-1-2-3");
            doThrow(new CIFSException("boom")).when(mockResolver).resolveSids(any(), anyString(), any());
            sid.initContext("srv", mockCtx);

            // Accessor should swallow CIFSException and proceed
            sid.getType();

                         * with node status so we need to check to make sure that
                         * the record type matches the question type and if not,
                         * loop around and try again.
                         */
                        if (response.received && request.questionType == response.recordType) {
                            return;
                        }

# First Steps { #first-steps }

The simplest FastAPI file could look like this:

{* ../../docs_src/first_steps/tutorial001.py *}

Copy that to a file `main.py`.

Run the live server:

<div class="termy">

```console
$ <font color="#4E9A06">fastapi</font> dev <u style="text-decoration-style:solid">main.py</u>

  <span style="background-color:#009485"><font color="#D3D7CF"> FastAPI </font></span>  Starting development server 🚀