```Python
with open("./somefile.txt") as f:
    contents = f.read()
    print(contents)
```

Im Hintergrund erstellt das `open("./somefile.txt")` ein Objekt, das als „Kontextmanager“ bezeichnet wird.

    public Builder<N> putEdge(EndpointPair<N> endpoints) {
      mutableGraph.putEdge(endpoints);
      return this;
    }

    /**
     * Returns a newly-created {@code ImmutableGraph} based on the contents of this {@code Builder}.
     */
    public ImmutableGraph<N> build() {
      return ImmutableGraph.copyOf(mutableGraph);
    }
  }

import java.io.IOException
import okhttp3.Headers
import okhttp3.internal.delimiterOffset
import okhttp3.internal.trimSubstring
import org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement

/**
 * Models the contents of a `Sec-WebSocket-Extensions` response header. OkHttp honors one extension
 * `permessage-deflate` and four parameters, `client_max_window_bits`, `client_no_context_takeover`,

 * both <code>FILE_READ_DATA</code> and <code>FILE_WRITE_DATA</code> access.
 */
public interface ACE {

    /**
     * Permission to read data from a file or list directory contents
     */
    int FILE_READ_DATA = 0x00000001; // 1
    /**
     * Permission to write data to a file or add files to a directory
     */
    int FILE_WRITE_DATA = 0x00000002; // 2
    /**

      mutableValueGraph.putEdgeValue(endpoints, value);
      return this;
    }

    /**
     * Returns a newly-created {@code ImmutableValueGraph} based on the contents of this {@code
     * Builder}.
     */
    public ImmutableValueGraph<N, V> build() {
      return ImmutableValueGraph.copyOf(mutableValueGraph);
    }
  }

    if (values.size() >= 1) {
      a = values.get(0);
      if (values.size() >= 3) {
        b = values.get(1);
        c = values.get(2);
      }
    }
  }

  /** Resets the contents of navigableSet to have elements a, c, for the navigation tests. */
  protected void resetWithHole() {
    super.resetContainer(getSubjectGenerator().create(a, c));
    navigableSet = (NavigableSet<E>) getSet();
  }

        fail(
            "contents were not equal and in the same order: "
                + "expected = "
                + expected
                + ", actual = "
                + actual);
      }
    }

    if (expectedIter.hasNext() || actualIter.hasNext()) {
      // actual either had too few or too many elements
      fail(
          "contents were not equal and in the same order: "

# This Workflow updates tensorflow/tools/toolchains/remote_config/configs.bzl
# to reference the most recent versions of the SIG Build Docker images.
name: Update RBE Configs
on:
  workflow_dispatch:

permissions:
  contents: read

jobs:
  rbe:
    name: Update RBE Configs
    runs-on: ubuntu-latest
    if: github.repository == 'tensorflow/tensorflow' # Don't do this in forks
    steps:
    - name: Checkout code

import com.google.common.escape.Escaper;
import com.google.common.escape.Escapers;

/**
 * {@code Escaper} instances suitable for strings to be included in XML attribute values and
 * elements' text contents. When possible, avoid manual escaping by using templating systems and
 * high-level APIs that provide autoescaping. For example, consider <a
 * href="http://www.xom.nu/">XOM</a>.
 *

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;

/**
 * Cache entry for directory contents with thread-safe operations
 */
public class DirectoryCacheEntry {

    private final String directoryPath;
    private final Smb2LeaseKey leaseKey;
    private final long createTime;