Data commit

Task/Camel-case-and-snake-case/Python/camel-case-and-snake-case.py

@@ -0,0 +1,93 @@
+""" https://rosettacode.org/wiki/Camel_case_and_snake_case """
+
+import re
+
+def snakeToCamelCase(nam, sep='[_]+', lcmiddle=False):
+    """ convert snake '_' separator case to camel case """
+    if nam == '':
+        return nam
+    words = re.split(sep, nam.strip())
+    if lcmiddle:
+        words = [w.lower() for w in words]
+    words[1:] = [w[0].upper() + w[1:] for w in words[1:] if len(w) > 0]
+    return ''.join(words)
+
+
+def spaceToCamelCase(nam):
+    """ convert space case to camel case """
+    return snakeToCamelCase(nam, sep='\s+')
+
+def kebabToCamelCase(nam):
+    """ convert kebab '-' case to camel case """
+    return snakeToCamelCase(nam, sep='[\-]+')
+
+def periodToCamelCase(nam):
+    """ convert period '.' case to camel case """
+    return snakeToCamelCase(nam, sep='[\.]+')
+
+def allsepToCamelCase(nam):
+    """ convert all separators in allsep to camel case """
+    return snakeToCamelCase(nam, sep='[ \-_\.]+')
+
+def lowermiddle_allsepToCamelCase(nam):
+    """ convert all separators to camel case, and all but word starts to lowercase """
+    return snakeToCamelCase(nam, sep='[ \-_\.]+', lcmiddle=True)
+
+def camel_to_snake_case(nam, sep='_', allsep='[_]+', lcmiddle=True):
+    """ convert camel case to snake case (separate with '_') """
+    nam = re.sub('([A-Z]+)', sep + r"\1", nam.strip())
+    sep1 = '\\' + sep if sep == '.' else sep
+    if lcmiddle:
+        nam = sep.join([w.lower() for w in nam.split(sep1) if len(w) > 0])
+    else:
+        nam = sep.join([w[0].lower() + w[1:] for w in nam.split(sep1) if len(w) > 0])
+    return re.sub(allsep, sep, nam)
+
+def preserve_midcaps_camel_to_snake_case(nam):
+    return camel_to_snake_case(nam, lcmiddle=False)
+
+def allsep_to_snake_case(nam):
+    return camel_to_snake_case(nam, allsep='[ \-\._]+')
+
+def allsep_to_kebab_case(nam):
+    return camel_to_snake_case(nam, allsep='[ \-\._]+', sep='-')
+
+def allsep_to_space_case(nam):
+    return camel_to_snake_case(nam, allsep='[ \-\._]+', sep=' ')
+
+def allsep_to_period_case(nam):
+    return camel_to_snake_case(nam, allsep='[ \-\._]+', sep='.')
+
+def allsep_to_slash_case(nam):
+    return camel_to_snake_case(nam, allsep='[ \-\._]+', sep='/')
+
+for f in [
+    snakeToCamelCase,
+    spaceToCamelCase,
+    kebabToCamelCase,
+    periodToCamelCase,
+    allsepToCamelCase,
+    lowermiddle_allsepToCamelCase,
+    camel_to_snake_case,
+    preserve_midcaps_camel_to_snake_case,
+    allsep_to_snake_case,
+    allsep_to_kebab_case,
+    allsep_to_space_case,
+    allsep_to_period_case,
+    allsep_to_slash_case]:
+    print(f"Testing function {f}:")
+    for teststring in [
+        "snakeCase",
+        "snake_case",
+        "snake-case",
+        "snake case",
+        "snake CASE",
+        "snake.case",
+        "variable_10_case",
+        "variable10Case",
+        "ɛrgo rE tHis",
+        "hurry-up-joe!",
+        "c://my-docs/happy_Flag-Day/12.doc",
+        " spaces "]:
+        print(teststring.rjust(36), " => ", f(teststring))
+    print()