Fix flake8 lint warnings

.flake8

@@ -0,0 +1,3 @@
+[flake8]
+max-line-length = 88
+extend-ignore = E203,E501,F401,F403,F405

pyslang/tests/test_basics.py

@@ -18,12 +18,12 @@ def test_numerics():
 
 
 def test_bag():
-    l = LexerOptions()
-    p = ParserOptions()
-    p.maxRecursionDepth = 4
-    b = Bag([l, p])
+    lo = LexerOptions()
+    po = ParserOptions()
+    po.maxRecursionDepth = 4
+    b = Bag([lo, po])
     assert b.parserOptions.maxRecursionDepth == 4
-    assert b.compilationOptions == None
+    assert b.compilationOptions is None
 
 
 testFile = """

scripts/diagnostic_gen.py

@@ -151,7 +151,7 @@ def createsource(path, diags, groups):
 static const flat_hash_map<DiagCode, std::tuple<string_view, string_view, DiagnosticSeverity, string_view>> data = {
 """
 
-    for k, v in sorted(diags.items()):
+    for _, v in sorted(diags.items()):
         for d in sorted(v):
             output += '    {{diag::{}, std::make_tuple("{}"sv, "{}"sv, DiagnosticSeverity::{}, "{}"sv)}},\n'.format(
                 d[1], d[1], d[2], d[0], d[3]
@@ -163,7 +163,7 @@ def createsource(path, diags, groups):
 """
 
     optionMap = {}
-    for k, v in sorted(diags.items()):
+    for _, v in sorted(diags.items()):
         for d in sorted(v):
             name = d[3]
             if not name:
@@ -240,7 +240,7 @@ def createsource(path, diags, groups):
 static const DiagCode AllGeneratedCodes[] = {
 """
 
-    for k, v in sorted(diags.items()):
+    for _, v in sorted(diags.items()):
         for d in sorted(v):
             output += "    diag::{},\n".format(d[1])
 
@@ -350,7 +350,7 @@ def createdocs(outDir, inpath, slangBin, diags, groups):
             else:
                 groupMap[e] = set([g[0]])
 
-    for k, v in diags.items():
+    for _, v in diags.items():
         for d in v:
             if not d[3]:
                 continue
@@ -403,7 +403,7 @@ def createdocs(outDir, inpath, slangBin, diags, groups):
         else:
             opt = d[0]
             lastOpt = opt
-            elemlist = ", ".join("@ref {}".format(s, s) for s in d[1])
+            elemlist = ", ".join("@ref {}".format(s) for s in d[1])
 
             output += "\n@n\n@subsection {} -W{}\n".format(opt, opt)
             output += "Controls {}.\n@n\n".format(elemlist)

scripts/syntax_gen.py

@@ -507,7 +507,7 @@ def generateSyntax(builddir, alltypes, kindmap):
 """
     )
 
-    for k, v in sorted(kindmap.items()):
+    for k, _ in sorted(kindmap.items()):
         cppf.write('        case SyntaxKind::{}: return "{}";\n'.format(k, k))
 
     cppf.write(
@@ -527,7 +527,7 @@ def generateSyntax(builddir, alltypes, kindmap):
     SyntaxKind::SeparatedList,
 """
     )
-    for k, v in sorted(kindmap.items()):
+    for k, _ in sorted(kindmap.items()):
         cppf.write("    SyntaxKind::{},\n".format(k))
     cppf.write(
         """};
@@ -644,7 +644,7 @@ def generateSyntax(builddir, alltypes, kindmap):
 """
     )
 
-    for k, v in sorted(kindmap.items()):
+    for k, _ in sorted(kindmap.items()):
         outf.write("    {},\n".format(k))
 
     outf.write(