Mass reformat of flawfinder source code to better comply with PEP 8

This reformats the source code's style to better comply with
Python PEP 8.

Signed-off-by: David A. Wheeler <dwheeler@dwheeler.com>

pylintrc

@@ -50,7 +50,14 @@ confidence=
 # --enable=similarities". If you want to run only the classes checker, but have
 # no Warning level messages displayed, use"--disable=all --enable=classes
 # --disable=W"
-disable=print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,old-octal-literal,import-star-module-level,raw-checker-failed,bad-inline-option,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call
+# Flawfinder specifics: This disables "invalid-name", because that checker
+# has a serious bug: it can't handle global variables and thinks they are
+# constants (so it raises a hailstorm of incorrect reports).
+# We *use* global-statement, so don't warn about it.
+# TODO: perhaps stop disabling some, e.g.,
+#       missing-docstring, too-many-statements,
+#       too-many-branches,too-many-locals,too-many-nested-blocks
+disable=print-statement,parameter-unpacking,unpacking-in-except,old-raise-syntax,backtick,long-suffix,old-ne-operator,old-octal-literal,import-star-module-level,raw-checker-failed,bad-inline-option,locally-disabled,locally-enabled,file-ignored,suppressed-message,useless-suppression,deprecated-pragma,apply-builtin,basestring-builtin,buffer-builtin,cmp-builtin,coerce-builtin,execfile-builtin,file-builtin,long-builtin,raw_input-builtin,reduce-builtin,standarderror-builtin,unicode-builtin,xrange-builtin,coerce-method,delslice-method,getslice-method,setslice-method,no-absolute-import,old-division,dict-iter-method,dict-view-method,next-method-called,metaclass-assignment,indexing-exception,raising-string,reload-builtin,oct-method,hex-method,nonzero-method,cmp-method,input-builtin,round-builtin,intern-builtin,unichr-builtin,map-builtin-not-iterating,zip-builtin-not-iterating,range-builtin-not-iterating,filter-builtin-not-iterating,using-cmp-argument,eq-without-hash,div-method,idiv-method,rdiv-method,exception-message-attribute,invalid-str-codec,sys-max-int,bad-python3-import,deprecated-string-function,deprecated-str-translate-call,invalid-name,missing-docstring,global-statement,too-many-statements,too-many-branches,too-many-locals,too-many-instance-attributes,too-many-nested-blocks
 
 # Enable the message, report, category or checker with the given id(s). You can
 # either give multiple identifier separated by comma (,) or put this option
@@ -191,14 +198,15 @@ indent-after-paren=4
 
 # String used as indentation unit. This is usually "    " (4 spaces) or "\t" (1
 # tab).
-# Flawfinder specific: We use 2-space indents, not 4-space
 indent-string='    '
 
 # Maximum number of characters on a single line.
-max-line-length=100
+# TODO: Flawfinder specific - eventually we'll bring this down to 80
+max-line-length=500
 
 # Maximum number of lines in a module
-max-module-lines=1000
+# Flawfinder specific - we want this to be a single file
+max-module-lines=5000
 
 # List of optional constructs for which whitespace checking is disabled. `dict-
 # separator` is used to allow tabulation in dicts, etc.: {1  : 1,\n222: 2}.