[PATCH 4/5] patman: Drop tools.ToChar() and ToChars()

[Simon Glass]

This is useful anymore, since we always want to call chr() in Python 3.
Drop it and adjust callers to use chr().

Also drop ToChars() which is no-longer used.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 tools/dtoc/fdt.py      |  8 ++++----
 tools/dtoc/test_fdt.py |  2 +-
 tools/patman/tools.py  | 23 -----------------------
 3 files changed, 5 insertions(+), 28 deletions(-)

diff --git a/tools/dtoc/fdt.py b/tools/dtoc/fdt.py
index cb365ca094a..4a78c737252 100644
--- a/tools/dtoc/fdt.py
+++ b/tools/dtoc/fdt.py
@@ -87,9 +87,9 @@ def BytesToValue(data):
             return Type.STRING, [s.decode() for s in strings[:-1]]
     if size % 4:
         if size == 1:
-            return Type.BYTE, tools.ToChar(data[0])
+            return Type.BYTE, chr(data[0])
         else:
-            return Type.BYTE, [tools.ToChar(ch) for ch in list(data)]
+            return Type.BYTE, [chr(ch) for ch in list(data)]
     val = []
     for i in range(0, size, 4):
         val.append(data[i:i + 4])
@@ -152,9 +152,9 @@ class Prop:
                 if type(self.value) == list:
                     new_value = []
                     for val in self.value:
-                        new_value += [tools.ToChar(by) for by in val]
+                        new_value += [chr(by) for by in val]
                 else:
-                    new_value = [tools.ToChar(by) for by in self.value]
+                    new_value = [chr(by) for by in self.value]
                 self.value = new_value
             self.type = newprop.type
 
diff --git a/tools/dtoc/test_fdt.py b/tools/dtoc/test_fdt.py
index 10e7f33a595..dc6943f7337 100755
--- a/tools/dtoc/test_fdt.py
+++ b/tools/dtoc/test_fdt.py
@@ -46,7 +46,7 @@ def _GetPropertyValue(dtb, node, prop_name):
     # Add 12, which is sizeof(struct fdt_property), to get to start of data
     offset = prop.GetOffset() + 12
     data = dtb.GetContents()[offset:offset + len(prop.value)]
-    return prop, [tools.ToChar(x) for x in data]
+    return prop, [chr(x) for x in data]
 
 
 class TestFdt(unittest.TestCase):
diff --git a/tools/patman/tools.py b/tools/patman/tools.py
index 7cd58031e78..00c7013924d 100644
--- a/tools/patman/tools.py
+++ b/tools/patman/tools.py
@@ -423,29 +423,6 @@ def GetBytes(byte, size):
     """
     return bytes([byte]) * size
 
-def ToChar(byte):
-    """Convert a byte to a character
-
-    This is useful because in Python 2 bytes is an alias for str, but in
-    Python 3 they are separate types. This function converts an ASCII value to
-    a value with the appropriate type in either case.
-
-    Args:
-        byte: A byte or str value
-    """
-    return chr(byte) if type(byte) != str else byte
-
-def ToChars(byte_list):
-    """Convert a list of bytes to a str/bytes type
-
-    Args:
-        byte_list: List of ASCII values representing the string
-
-    Returns:
-        string made by concatenating all the ASCII values
-    """
-    return ''.join([chr(byte) for byte in byte_list])
-
 def ToBytes(string):
     """Convert a str type into a bytes type
 
-- 
2.29.2.222.g5d2a92d10f8-goog