patman: Convert camel case in terminal.py

Convert this file to snake case and update all files which use it.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/patman/terminal.py b/tools/patman/terminal.py
index e72c55b..40d79f8 100644
--- a/tools/patman/terminal.py
+++ b/tools/patman/terminal.py
@@ -51,7 +51,7 @@
                 (self.newline, self.colour, self.bright, self.text))
 
 
-def CalcAsciiLen(text):
+def calc_ascii_len(text):
     """Calculate the length of a string, ignoring any ANSI sequences
 
     When displayed on a terminal, ANSI sequences don't take any space, so we
@@ -67,20 +67,20 @@
     >>> text = col.build(Color.RED, 'abc')
     >>> len(text)
     14
-    >>> CalcAsciiLen(text)
+    >>> calc_ascii_len(text)
     3
     >>>
     >>> text += 'def'
-    >>> CalcAsciiLen(text)
+    >>> calc_ascii_len(text)
     6
     >>> text += col.build(Color.RED, 'abc')
-    >>> CalcAsciiLen(text)
+    >>> calc_ascii_len(text)
     9
     """
     result = ansi_escape.sub('', text)
     return len(result)
 
-def TrimAsciiLen(text, size):
+def trim_ascii_len(text, size):
     """Trim a string containing ANSI sequences to the given ASCII length
 
     The string is trimmed with ANSI sequences being ignored for the length
@@ -90,18 +90,18 @@
     >>> text = col.build(Color.RED, 'abc')
     >>> len(text)
     14
-    >>> CalcAsciiLen(TrimAsciiLen(text, 4))
+    >>> calc_ascii_len(trim_ascii_len(text, 4))
     3
-    >>> CalcAsciiLen(TrimAsciiLen(text, 2))
+    >>> calc_ascii_len(trim_ascii_len(text, 2))
     2
     >>> text += 'def'
-    >>> CalcAsciiLen(TrimAsciiLen(text, 4))
+    >>> calc_ascii_len(trim_ascii_len(text, 4))
     4
     >>> text += col.build(Color.RED, 'ghi')
-    >>> CalcAsciiLen(TrimAsciiLen(text, 7))
+    >>> calc_ascii_len(trim_ascii_len(text, 7))
     7
     """
-    if CalcAsciiLen(text) < size:
+    if calc_ascii_len(text) < size:
         return text
     pos = 0
     out = ''
@@ -130,7 +130,7 @@
     return out
 
 
-def Tprint(text='', newline=True, colour=None, limit_to_line=False, bright=True):
+def tprint(text='', newline=True, colour=None, limit_to_line=False, bright=True):
     """Handle a line of output to the terminal.
 
     In test mode this is recorded in a list. Otherwise it is output to the
@@ -155,11 +155,11 @@
         else:
             if limit_to_line:
                 cols = shutil.get_terminal_size().columns
-                text = TrimAsciiLen(text, cols)
+                text = trim_ascii_len(text, cols)
             print(text, end='', flush=True)
-            last_print_len = CalcAsciiLen(text)
+            last_print_len = calc_ascii_len(text)
 
-def PrintClear():
+def print_clear():
     """Clear a previously line that was printed with no newline"""
     global last_print_len
 
@@ -167,15 +167,15 @@
         print('\r%s\r' % (' '* last_print_len), end='', flush=True)
         last_print_len = None
 
-def SetPrintTestMode(enable=True):
+def set_print_test_mode(enable=True):
     """Go into test mode, where all printing is recorded"""
     global print_test_mode
 
     print_test_mode = enable
-    GetPrintTestLines()
+    get_print_test_lines()
 
-def GetPrintTestLines():
-    """Get a list of all lines output through Tprint()
+def get_print_test_lines():
+    """Get a list of all lines output through tprint()
 
     Returns:
         A list of PrintLine objects
@@ -186,7 +186,7 @@
     print_test_list = []
     return ret
 
-def EchoPrintTestLines():
+def echo_print_test_lines():
     """Print out the text lines collected"""
     for line in print_test_list:
         if line.colour:
@@ -221,7 +221,7 @@
         except:
             self._enabled = False
 
-    def Start(self, color, bright=True):
+    def start(self, color, bright=True):
         """Returns a start color code.
 
         Args:
@@ -236,7 +236,7 @@
             return base % (color + 30)
         return ''
 
-    def Stop(self):
+    def stop(self):
         """Returns a stop color code.
 
         Returns: