[PATCH 09/22] apibuild: Simplify conditional statements

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Improve readability by reducing the complexity and length of
conditional statements.

Example: The following condition:

	if (o >= 97 and o <= 122) or
	   (o >= 65 and o <= 90) or
	   (o >= 48 and o <= 57) or
	   (" \t(){}:;,+-*/%&!|[]=><".find(line[i]) == -1):

Will be True for every character that is not in string:
	" \t(){}:;,+-*/%&!|[]=><"

Signed-off-by: Radostin Stoyanov <rstoyanov1@xxxxxxxxx>
---
 docs/apibuild.py | 33 ++++++++++-----------------------
 1 file changed, 10 insertions(+), 23 deletions(-)

diff --git a/docs/apibuild.py b/docs/apibuild.py
index 644d96f69..1b9401226 100755
--- a/docs/apibuild.py
+++ b/docs/apibuild.py
@@ -564,28 +564,23 @@ class CLexer:
                 if line[i] == ' ' or line[i] == '\t':
                     i = i + 1
                     continue
-                o = ord(line[i])
-                if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
-                   (o >= 48 and o <= 57):
+                if re.match(r"[a-zA-Z0-9]", line[i]):
                     s = i
                     while i < l:
-                        o = ord(line[i])
-                        if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
-                           (o >= 48 and o <= 57) or \
-                           (" \t(){}:;,+-*/%&!|[]=><".find(line[i]) == -1):
+                        if line[i] not in " \t(){}:;,+-*/%&!|[]=><":
                             i = i + 1
                         else:
                             break
                     self.tokens.append(('name', line[s:i]))
                     continue
-                if "(){}:;,[]".find(line[i]) != -1:
+                if line[i] in "(){}:;,[]":
 #                 if line[i] == '(' or line[i] == ')' or line[i] == '{' or \
 #                   line[i] == '}' or line[i] == ':' or line[i] == ';' or \
 #                   line[i] == ',' or line[i] == '[' or line[i] == ']':
                     self.tokens.append(('sep', line[i]))
                     i = i + 1
                     continue
-                if "+-*><=/%&!|.".find(line[i]) != -1:
+                if line[i] in "+-*><=/%&!|.":
 #                 if line[i] == '+' or line[i] == '-' or line[i] == '*' or \
 #                   line[i] == '>' or line[i] == '<' or line[i] == '=' or \
 #                   line[i] == '/' or line[i] == '%' or line[i] == '&' or \
@@ -597,8 +592,7 @@ class CLexer:
                         continue
 
                     j = i + 1
-                    if j < l and (
-                       "+-*><=/%&!|".find(line[j]) != -1):
+                    if j < l and line[j] in "+-*><=/%&!|":
 #                       line[j] == '+' or line[j] == '-' or line[j] == '*' or \
 #                       line[j] == '>' or line[j] == '<' or line[j] == '=' or \
 #                       line[j] == '/' or line[j] == '%' or line[j] == '&' or \
@@ -611,10 +605,7 @@ class CLexer:
                     continue
                 s = i
                 while i < l:
-                    o = ord(line[i])
-                    if (o >= 97 and o <= 122) or (o >= 65 and o <= 90) or \
-                       (o >= 48 and o <= 57) or \
-                       (" \t(){}:;,+-*/%&!|[]=><".find(line[i]) == -1):
+                    if line[i] not in " \t(){}:;,+-*/%&!|[]=><":
 #                        line[i] != ' ' and line[i] != '\t' and
 #                        line[i] != '(' and line[i] != ')' and
 #                        line[i] != '{'  and line[i] != '}' and
@@ -1555,10 +1546,8 @@ class CParser:
         if token is None:
             return token
 
-        while token[0] == "name" and (
-              token[1] == "const" or \
-              token[1] == "unsigned" or \
-              token[1] == "signed"):
+        while (token[0] == "name" and
+               token[1] in ["const", "unsigned", "signed"]):
             if self.type == "":
                 self.type = token[1]
             else:
@@ -2402,8 +2391,7 @@ class docBuilder:
                 pass
         typ = sorted(funcs.keys())
         for type in typ:
-            if type == '' or type == 'void' or type == "int" or \
-               type == "char *" or type == "const char *":
+            if type in ['', "void", "int", "char *", "const char *"]:
                 continue
             output.write("    <type name='%s'>\n" % (type))
             ids = funcs[type]
@@ -2431,8 +2419,7 @@ class docBuilder:
                 pass
         typ = sorted(funcs.keys())
         for type in typ:
-            if type == '' or type == 'void' or type == "int" or \
-               type == "char *" or type == "const char *":
+            if type in ['', "void", "int", "char *", "const char *"]:
                 continue
             output.write("    <type name='%s'>\n" % (type))
             ids = sorted(funcs[type])
-- 
2.14.3

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