Add family tree program

app/fam.py

@@ -0,0 +1,75 @@
+TEMPLATE_NAME = "template.tex"
+
+def read_sexpr_file(fname):
+    with open(fname,'r') as f:
+        text = f.read()[1:].replace("\n","").replace("("," ( ").replace(")"," ) ").split(" ")
+        text = list(filter(bool,text))
+        print(text)
+        t = read_sexpr(text)
+        print(t)
+        return t
+
+#takes a list of words (text split on spaces), returns a list
+#runs until paren count is negative, requires first paren cut off
+def read_sexpr(text):
+    s = []
+    while(True):
+        data = text.pop(0)
+        if(data == "("):
+            l = read_sexpr(text)
+            s.append(l)
+        elif(data == ")"):
+            return s
+        else:
+            s.append(data)
+
+def output_latex(tree,tablevel=0):
+    #name is either first elem or first and second
+    s = ""
+    name = tree.pop(0)
+    s += "    "*tablevel + "g[id={}]".format(name)
+    if(isinstance(tree[0],str)):
+        name = name + " " + tree.pop(0)
+    name += ",\n"
+    print()
+    print(name)
+    print(tree)
+    print()
+    s += "{\n"
+    tablevel += 1
+    s += "    "*tablevel + "name=" + name
+    while(len(tree) > 0):
+        t = "    "*tablevel
+        s += t
+        data = tree.pop(0) #this is a list
+        #switch on data[0]
+        if(data[0] == "sex"):
+            s += data[1] + ",\n"
+        elif(data[0] == "born"):
+            s += "birth={" + data[1] + "}{" + ' '.join(data[2:]) +"},\n"
+        elif(data[0] == "comment"):
+            s += "comment={" + ' '.join(data[1:]) + "},\n"
+        elif(data[0] == "parent"):
+            s += "\n" + "    "*(tablevel-1) + "}\n" + "    "*(tablevel-1) + "parent{\n"
+            s += output_latex(data[1],tablevel)
+            s += "\n" + t + "}"
+    return s
+
+def insert_into_template(text,fname):
+    lines = []
+    with open(TEMPLATE_NAME) as template:
+        lines = template.readlines()
+    for (i,l) in enumerate(text.split("\n")):
+        lines.insert(15+i,l+"\n")
+    lines.insert(15+i+1," "*12 + "}\n")
+    with open(fname,'w') as out:
+        for l in lines:
+            if len(l.strip()) > 0:
+                out.write(l)
+
+if __name__ == "__main__":
+    tree = read_sexpr_file("montaigne_family.fam")
+    print()
+    l = output_latex(tree,3)
+    print(l)
+    insert_into_template(l,"testout.tex")