{
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    "Notes": {
      "__type": "Section",
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      "title": [],
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    },
    "Warns": {
      "__type": "Section",
      "__tag": 4015,
      "children": [],
      "title": [],
      "level": 0,
      "target": null
    },
    "Raises": {
      "__type": "Section",
      "__tag": 4015,
      "children": [],
      "title": [],
      "level": 0,
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    },
    "Yields": {
      "__type": "Section",
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    },
    "Methods": {
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    "Returns": {
      "__type": "Section",
      "__tag": 4015,
      "children": [],
      "title": [],
      "level": 0,
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    },
    "Summary": {
      "__type": "Section",
      "__tag": 4015,
      "children": [
        {
          "__type": "Paragraph",
          "__tag": 4045,
          "children": [
            {
              "__type": "Text",
              "__tag": 4046,
              "value": "Inserts a new keyword+value card into the Header at a given location, similar to "
            },
            {
              "__type": "InlineRole",
              "__tag": 4003,
              "value": "list.insert",
              "domain": null,
              "role": null,
              "inventory": null
            },
            {
              "__type": "Text",
              "__tag": 4046,
              "value": "."
            }
          ]
        }
      ],
      "title": [],
      "level": 0,
      "target": null
    },
    "Receives": {
      "__type": "Section",
      "__tag": 4015,
      "children": [],
      "title": [],
      "level": 0,
      "target": null
    },
    "Warnings": {
      "__type": "Section",
      "__tag": 4015,
      "children": [],
      "title": [],
      "level": 0,
      "target": null
    },
    "Attributes": {
      "__type": "Section",
      "__tag": 4015,
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    },
    "Parameters": {
      "__type": "Section",
      "__tag": 4015,
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            {
              "__type": "DocParam",
              "__tag": 4016,
              "name": "key",
              "annotation": "int, str, or tuple",
              "desc": [
                {
                  "__type": "Paragraph",
                  "__tag": 4045,
                  "children": [
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": "The index into the list of header keywords before which the new keyword should be inserted, or the name of a keyword before which the new keyword should be inserted.  Can also accept a (keyword, index) tuple for inserting around duplicate keywords."
                    }
                  ]
                }
              ]
            },
            {
              "__type": "DocParam",
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              "name": "card",
              "annotation": "str, tuple",
              "desc": [
                {
                  "__type": "Paragraph",
                  "__tag": 4045,
                  "children": [
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": "A keyword or a (keyword, value, [comment]) tuple; see "
                    },
                    {
                      "__type": "InlineRole",
                      "__tag": 4003,
                      "value": "Header.append",
                      "domain": null,
                      "role": null,
                      "inventory": null
                    }
                  ]
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            {
              "__type": "DocParam",
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              "name": "useblanks",
              "annotation": "bool, optional",
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                  "__type": "Paragraph",
                  "__tag": 4045,
                  "children": [
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": "If there are blank cards at the end of the Header, replace the first blank card so that the total number of cards in the Header does not increase.  Otherwise preserve the number of blank cards."
                    }
                  ]
                }
              ]
            },
            {
              "__type": "DocParam",
              "__tag": 4016,
              "name": "after",
              "annotation": "bool, optional",
              "desc": [
                {
                  "__type": "Paragraph",
                  "__tag": 4045,
                  "children": [
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": "If set to "
                    },
                    {
                      "__type": "InlineRole",
                      "__tag": 4003,
                      "value": "True",
                      "domain": null,
                      "role": null,
                      "inventory": null
                    },
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": ", insert "
                    },
                    {
                      "__type": "Emphasis",
                      "__tag": 4047,
                      "children": [
                        {
                          "__type": "Text",
                          "__tag": 4046,
                          "value": "after"
                        }
                      ]
                    },
                    {
                      "__type": "Text",
                      "__tag": 4046,
                      "value": " the specified index or keyword, rather than before it.  Defaults to "
                    },
                    {
                      "__type": "InlineRole",
                      "__tag": 4003,
                      "value": "False",
                      "domain": null,
                      "role": null,
                      "inventory": null
                    },
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                      "__type": "Text",
                      "__tag": 4046,
                      "value": "."
                    }
                  ]
                }
              ]
            }
          ]
        }
      ],
      "title": [],
      "level": 0,
      "target": null
    },
    "Extended Summary": {
      "__type": "Section",
      "__tag": 4015,
      "children": [
        {
          "__type": "Paragraph",
          "__tag": 4045,
          "children": [
            {
              "__type": "Text",
              "__tag": 4046,
              "value": "New keywords can also be inserted relative to existing keywords using, for example      "
            }
          ]
        },
        {
          "__type": "Code",
          "__tag": 4050,
          "value": ">>> header = Header({\"NAXIS1\": 10})\n>>> header.insert('NAXIS1', ('NAXIS', 2, 'Number of axes'))",
          "execution_status": null,
          "out": ""
        },
        {
          "__type": "Paragraph",
          "__tag": 4045,
          "children": [
            {
              "__type": "Text",
              "__tag": 4046,
              "value": "to insert before an existing keyword, or      "
            }
          ]
        },
        {
          "__type": "Code",
          "__tag": 4050,
          "value": ">>> header.insert('NAXIS1', ('NAXIS2', 4096), after=True)",
          "execution_status": null,
          "out": ""
        },
        {
          "__type": "Paragraph",
          "__tag": 4045,
          "children": [
            {
              "__type": "Text",
              "__tag": 4046,
              "value": "to insert after an existing keyword."
            }
          ]
        }
      ],
      "title": [],
      "level": 0,
      "target": null
    },
    "Other Parameters": {
      "__type": "Section",
      "__tag": 4015,
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      "title": [],
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    }
  },
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    "Extended Summary",
    "Parameters",
    "Attributes",
    "Methods",
    "Returns",
    "Yields",
    "Receives",
    "Other Parameters",
    "Raises",
    "Warns",
    "Warnings",
    "Notes"
  ],
  "item_file": "/astropy/io/fits/header.py",
  "item_line": 1344,
  "item_type": "function",
  "aliases": [
    "astropy.io.fits.Header.insert"
  ],
  "example_section_data": {
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    "__tag": 4015,
    "children": [],
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    "level": 0,
    "target": null
  },
  "see_also": [],
  "signature": {
    "__type": "SignatureNode",
    "__tag": 4029,
    "kind": "function",
    "parameters": [
      {
        "__type": "SigParam",
        "__tag": 4030,
        "name": "self",
        "annotation": {
          "__type": "Empty",
          "__tag": 4031
        },
        "kind": "POSITIONAL_OR_KEYWORD",
        "default": {
          "__type": "Empty",
          "__tag": 4031
        }
      },
      {
        "__type": "SigParam",
        "__tag": 4030,
        "name": "key",
        "annotation": {
          "__type": "Empty",
          "__tag": 4031
        },
        "kind": "POSITIONAL_OR_KEYWORD",
        "default": {
          "__type": "Empty",
          "__tag": 4031
        }
      },
      {
        "__type": "SigParam",
        "__tag": 4030,
        "name": "card",
        "annotation": {
          "__type": "Empty",
          "__tag": 4031
        },
        "kind": "POSITIONAL_OR_KEYWORD",
        "default": {
          "__type": "Empty",
          "__tag": 4031
        }
      },
      {
        "__type": "SigParam",
        "__tag": 4030,
        "name": "useblanks",
        "annotation": {
          "__type": "Empty",
          "__tag": 4031
        },
        "kind": "POSITIONAL_OR_KEYWORD",
        "default": "True"
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      {
        "__type": "SigParam",
        "__tag": 4030,
        "name": "after",
        "annotation": {
          "__type": "Empty",
          "__tag": 4031
        },
        "kind": "POSITIONAL_OR_KEYWORD",
        "default": "False"
      }
    ],
    "return_annotation": {
      "__type": "Empty",
      "__tag": 4031
    },
    "target_name": "insert"
  },
  "references": null,
  "qa": "astropy.io.fits.header:Header.insert",
  "arbitrary": [],
  "local_refs": [
    "after",
    "card",
    "key",
    "useblanks"
  ]
}