Fuzz introspector: fuzz_parse
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
6 21 ...fuzz_parse.dict_parse_generator call site: 00021 pyparsing.util._flatten
6 35 ...fuzz_parse.dict_parse_generator call site: 00035 warnings.warn
5 29 ...fuzz_parse.dict_parse_generator call site: 00029 pyparsing.util.col
4 4 pyparsing.core.Literal.__init__ call site: 00004 pyparsing.util.deprecate_argument.to_pep8_name
2 44 ...fuzz_parse.dict_parse_generator call site: 00044 pyparsing.util.col
2 47 ...fuzz_parse.dict_parse_generator call site: 00047 pyparsing.util.col
2 89 pyparsing.core.NoMatch.__init__ call site: 00089 pyparsing.core._PendingSkip.__init__
1 87 ...fuzz_parse.dict_parse_generator call site: 00087 pyparsing.core.NoMatch.__init__

Fuzzer calltree

0 ...fuzz_parse.TestOneInput [function] [call site] 00000
1 atheris.FuzzedDataProvider [function] [call site] 00001
1 ...fuzz_parse.dict_parse_generator [function] [call site] 00002
2 pyparsing.core.Literal.__init__ [function] [call site] 00003
3 pyparsing.util.deprecate_argument [function] [call site] 00004
4 pyparsing.util.deprecate_argument.to_pep8_name [function] [call site] 00005
5 _re_sub_pattern.sub [function] [call site] 00006
4 warnings.warn [function] [call site] 00008
3 <builtin>.super [function] [call site] 00009
3 <builtin>.len [function] [call site] 00010
2 fdp.ConsumeIntInRange [function] [call site] 00011
2 <builtin>.range [function] [call site] 00012
2 fdp.ConsumeIntInRange [function] [call site] 00013
2 <builtin>.list [function] [call site] 00014
2 fdp.PickValueInList [function] [call site] 00015
2 pyparsing.core.Literal.__init__ [function] [call site] 00016
2 <builtin>.list [function] [call site] 00017
2 fdp.PickValueInList [function] [call site] 00018
2 pyparsing.core.Literal.__init__ [function] [call site] 00019
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00020
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00021
3 t.as_list [function] [call site] 00022
3 pyparsing.util._flatten [function] [call site] 00023
4 to_visit.pop [function] [call site] 00024
4 <builtin>.isinstance [function] [call site] 00025
4 <builtin>.isinstance [function] [call site] 00026
4 ret.append [function] [call site] 00027
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00028
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00029
3 <builtin>.len [function] [call site] 00030
3 pyparsing.util.col [function] [call site] 00031
4 <builtin>.len [function] [call site] 00032
4 typing.cast.rfind [function] [call site] 00033
3 indentStack.pop [function] [call site] 00034
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00035
3 warnings.warn [function] [call site] 00036
3 pyparsing.lineno [function] [call site] 00037
3 pyparsing.line [function] [call site] 00038
3 warnings.warn [function] [call site] 00039
3 pyparsing.lineno [function] [call site] 00040
3 pyparsing.line [function] [call site] 00041
2 pyparsing.core.Tag._add_tag [function] [call site] 00042
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00043
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00044
3 pyparsing.util.col [function] [call site] 00045
3 indentStack.append [function] [call site] 00046
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00047
3 <builtin>.len [function] [call site] 00048
3 pyparsing.util.col [function] [call site] 00049
2 pyparsing.core.ZeroOrMore.__init__ [function] [call site] 00050
3 pyparsing.util.deprecate_argument [function] [call site] 00051
3 <builtin>.super [function] [call site] 00052
2 pyparsing.core.Dict.__init__ [function] [call site] 00053
3 <builtin>.super [function] [call site] 00054
2 pyparsing.core.Group.__init__ [function] [call site] 00055
3 <builtin>.super [function] [call site] 00056
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00057
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00058
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00059
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00060
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00061
2 pyparsing.core.Tag._add_tag [function] [call site] 00062
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00063
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00064
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00065
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00066
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00067
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00068
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00069
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00070
2 pyparsing.core.Tag._add_tag [function] [call site] 00071
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00072
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00073
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00074
2 pyparsing.core.Dict.__init__ [function] [call site] 00075
2 pyparsing.core.Group.__init__ [function] [call site] 00076
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00077
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00078
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00079
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00080
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00081
2 pyparsing.core.Tag._add_tag [function] [call site] 00082
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00083
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00084
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00085
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00086
2 pyparsing.core.Suppress.__init__ [function] [call site] 00087
3 pyparsing.core.NoMatch.__init__ [function] [call site] 00088
4 <builtin>.super [function] [call site] 00089
3 pyparsing.core._PendingSkip.__init__ [function] [call site] 00090
4 <builtin>.super [function] [call site] 00091
3 <builtin>.super [function] [call site] 00092
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00093
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00094
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00095
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00096
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00097
2 pyparsing.core.Tag._add_tag [function] [call site] 00098
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00099
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00100
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00101
2 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00102
2 pyparsing.helpers.match_previous_expr.copy_token_to_repeater.must_match_these_tokens [function] [call site] 00103
2 pyparsing.actions.replace_with.<lambda1> [function] [call site] 00104
2 pyparsing.helpers.indentedBlock.checkUnindent [function] [call site] 00105
2 pyparsing.tools.cvt_pyparsing_pep8_names.update_special_changes [function] [call site] 00106
2 pyparsing.core.Tag._add_tag [function] [call site] 00107
2 pyparsing.helpers.original_text_for.<lambda1> [function] [call site] 00108
2 pyparsing.helpers.indentedBlock.checkSubIndent [function] [call site] 00109
2 pyparsing.helpers.indentedBlock.checkPeerIndent [function] [call site] 00110
2 pyparsing.core.Dict.__init__ [function] [call site] 00111
2 pyparsing.core.Group.__init__ [function] [call site] 00112
2 pyparsing.core.Dict.__init__ [function] [call site] 00113
1 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00114
1 typing.cast [function] [call site] 00115
1 <builtin>.str [function] [call site] 00116