```

////

//// tab | Python 3.8+

```Python hl_lines="14"
{!> ../../docs_src/body_nested_models/tutorial002.py!}
```

////

## Set-Typen

Aber dann denken wir darüber nach und stellen fest, dass sich die Tags nicht wiederholen sollen, es sollen eindeutige Strings sein.

Python hat einen Datentyp speziell für Mengen eindeutiger Dinge: das <abbr title="Menge">`set`</abbr>.

        final BeanDesc destBeanDesc = BeanDescFactory.getBeanDesc(dest.getClass());
        for (final Entry<String, ? extends Object> entry : src.entrySet()) {
            final String srcPropertyName = entry.getKey();
            if (!options.isTargetProperty(srcPropertyName)) {
                continue;
            }
            final String destPropertyName = options.toBeanDestPropertyName(srcPropertyName);

        final DynamicProperties systemProperties = ComponentUtil.getSystemProperties();
        systemProperties.entrySet().stream().forEach(e -> {
            final String key = e.getKey().toString();
            if (!key.startsWith(SAML_PREFIX)) {
                return;
            }
            params.put("onelogin.saml2." + key.substring(SAML_PREFIX.length()), e.getValue());
        });

                    if (fields != null) {
                        docMap.putAll(fields.entrySet().stream()
                                .collect(Collectors.toMap(Entry::getKey, e -> (Object) e.getValue().getValues())));
                    }

                    final ViewHelper viewHelper = ComponentUtil.getViewHelper();
                    if (viewHelper != null && !docMap.isEmpty()) {

    cache.put(20, 22);
    cache.put(5, 10);

    fakeTicker.advance(501, MILLISECONDS);

    int sum = 0;
    for (Entry<Integer, Integer> current : cache.asMap().entrySet()) {
      sum += current.getKey() + current.getValue();
    }
    assertEquals(57, sum);
  }

  public void testAsMapValues_iteratorRemove() {
    Cache<Integer, Integer> cache =

contributors and maintainers pledge to make participation in our project and our
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## Our Standards

    ImmutableListMultimap.Builder<String, String> builder = ImmutableListMultimap.builder();
    for (Entry<String, String> entry : parameters.entries()) {
      String key = entry.getKey();
      if (!normalizedAttribute.equals(key)) {
        builder.put(key, entry.getValue());
      }
    }
    for (String value : values) {

    final StringHolder holder = new StringHolder();
    holder.string = "one";
    Entry<String, Integer> entry =
        new AbstractMapEntry<String, Integer>() {
          @Override
          public String getKey() {
            return holder.string;
          }

          @Override
          public Integer getValue() {
            return 1;
          }
        };

    builder.put(entry);

        if (factoryMap != null) {
            for (final Map.Entry<String, AuthSchemeProvider> entry : factoryMap.entrySet()) {
                authSchemeProviderBuilder.register(entry.getKey(), entry.getValue());
            }
        }

        // user agent
        userAgent = getInitParameter(USER_AGENT_PROPERTY, userAgent, String.class);
        if (StringUtil.isNotBlank(userAgent)) {

            buf.append('{');
            final String json = ((Map<?, ?>) value).entrySet().stream().map(e -> {
                final StringBuilder tempBuf = new StringBuilder();
                appendJson(e.getKey().toString(), e.getValue(), tempBuf);
                return tempBuf.toString();
            }).collect(Collectors.joining(","));
            buf.append(json);
            buf.append('}');