Fix typos

README.rst

@@ -1,7 +1,7 @@
 The Python ADS-B/Mode-S Decoder
 ===============================
 
-PyModeS is a Python library designed to decode Mode-S (including ADS-B) message. It can be imported to your python project or used as a standalone tool to view and save live traffic data.
+PyModeS is a Python library designed to decode Mode-S (including ADS-B) messages. It can be imported to your python project or used as a standalone tool to view and save live traffic data.
 
 This is a project created by Junzi Sun, who works at `TU Delft <https://www.tudelft.nl/en/>`_, `Aerospace Engineering Faculty <https://www.tudelft.nl/en/ae/>`_, `CNS/ATM research group <http://cs.lr.tudelft.nl/atm/>`_. It is supported by many `contributors <https://github.com/junzis/pyModeS/graphs/contributors>`_ from different institutions.
 

pyModeS/c_common.pyx

@@ -25,7 +25,7 @@ cdef unsigned char int_to_char(unsigned char i):
 @cython.boundscheck(False)
 @cython.overflowcheck(False)
 cpdef str hex2bin(str hexstr):
-    """Convert a hexdecimal string to binary string, with zero fillings."""
+    """Convert a hexadecimal string to binary string, with zero fillings."""
     # num_of_bits = len(hexstr) * 4
     cdef hexbytes = bytes(hexstr.encode())
     cdef Py_ssize_t len_hexstr = PyBytes_GET_SIZE(hexbytes)
@@ -73,7 +73,7 @@ cpdef str bin2hex(str binstr):
 
 @cython.boundscheck(False)
 cpdef unsigned char df(str msg):
-    """Decode Downlink Format vaule, bits 1 to 5."""
+    """Decode Downlink Format value, bits 1 to 5."""
     cdef str dfbin = hex2bin(msg[:2])
     # return min(bin2int(dfbin[0:5]), 24)
     cdef long df = bin2int(dfbin[0:5])

pyModeS/decoder/adsb.py

@@ -109,7 +109,7 @@ def position_with_ref(msg, lat_ref, lon_ref):
     A reference position is required, which can be previously
     calculated location, ground station, or airport location.
     The function works with both airborne and surface position messages.
-    The reference position shall be with in 180NM (airborne) or 45NM (surface)
+    The reference position shall be within 180NM (airborne) or 45NM (surface)
     of the true position.
 
     Args:
@@ -163,10 +163,10 @@ def velocity(msg, source=False):
     Args:
         msg (str): 28 hexdigits string
         source (boolean): Include direction and vertical rate sources in return. Default to False.
-            If set to True, the function will return six value instead of four.
+            If set to True, the function will return six values instead of four.
 
     Returns:
-        int, float, int, string, [string], [string]: Four or six parameters, including:
+        (int, float, int, string, [string], [string]): Four or six parameters, including:
             - Speed (kt)
             - Angle (degree), either ground track or heading
             - Vertical rate (ft/min)
@@ -341,7 +341,7 @@ def nic_v2(msg, NICa, NICbc):
     Args:
         msg (str): 28 hexdigits string
         NICa (int or string): NIC supplement - A
-        NICbc (int or srting): NIC supplement - B or C
+        NICbc (int or string): NIC supplement - B or C
 
     Returns:
         int or string: Horizontal Radius of Containment

pyModeS/decoder/allcall.py

@@ -1,5 +1,5 @@
 """
-Decode all-call reply messages, with dowlink format 11
+Decode all-call reply messages, with downlink format 11
 """
 
 from pyModeS import common

pyModeS/decoder/bds/bds05.py

@@ -82,7 +82,7 @@ def airborne_position_with_ref(msg, lat_ref, lon_ref):
     """Decode airborne position with only one message,
     knowing reference nearby location, such as previously calculated location,
     ground station, or airport location, etc. The reference position shall
-    be with in 180NM of the true position.
+    be within 180NM of the true position.
 
     Args:
         msg (str): even message (28 hexdigits)

pyModeS/decoder/bds/bds06.py

@@ -1,7 +1,7 @@
 # ------------------------------------------
 #   BDS 0,6
 #   ADS-B TC=5-8
-#   Surface movment
+#   Surface movement
 # ------------------------------------------
 
 from pyModeS import common
@@ -86,7 +86,7 @@ def surface_position_with_ref(msg, lat_ref, lon_ref):
     """Decode surface position with only one message,
     knowing reference nearby location, such as previously calculated location,
     ground station, or airport location, etc. The reference position shall
-    be with in 45NM of the true position.
+    be within 45NM of the true position.
 
     Args:
         msg (str): even message (28 hexdigits)
@@ -133,7 +133,7 @@ def surface_velocity(msg, source=False):
     Args:
         msg (str): 28 hexdigits string
         source (boolean): Include direction and vertical rate sources in return. Default to False.
-            If set to True, the function will return six value instead of four.
+            If set to True, the function will return six values instead of four.
 
     Returns:
         int, float, int, string, [string], [string]: Four or six parameters, including:

pyModeS/decoder/bds/bds08.py

@@ -1,7 +1,7 @@
 # ------------------------------------------
 #   BDS 0,8
 #   ADS-B TC=1-4
-#   Aircraft identitification and category
+#   Aircraft identification and category
 # ------------------------------------------
 
 from pyModeS import common

pyModeS/decoder/bds/bds09.py

@@ -16,7 +16,7 @@ def airborne_velocity(msg, source=False):
     Args:
         msg (str): 28 hexdigits string
         source (boolean): Include direction and vertical rate sources in return. Default to False.
-            If set to True, the function will return six value instead of four.
+            If set to True, the function will return six values instead of four.
 
     Returns:
         int, float, int, string, [string], [string]: Four or six parameters, including:

pyModeS/decoder/bds/bds17.py

@@ -45,7 +45,7 @@ def cap17(msg):
         msg (str): 28 hexdigits string
 
     Returns:
-        list: list of support BDS codes
+        list: list of supported BDS codes
     """
     allbds = [
         "05",

pyModeS/decoder/bds/bds44.py

@@ -142,7 +142,7 @@ def hum44(msg):
 
 
 def turb44(msg):
-    """Turblence.
+    """Turbulence.
 
     Args:
         msg (str): 28 hexdigits string

pyModeS/decoder/bds/bds60.py

@@ -158,7 +158,7 @@ def vr60baro(msg):
 
 
 def vr60ins(msg):
-    """Vertical rate measurd by onbard equiments (IRS, AHRS)
+    """Vertical rate measured by onboard equipment (IRS, AHRS)
 
     Args:
         msg (str): 28 hexdigits string

pyModeS/py_common.py

@@ -5,14 +5,14 @@ from textwrap import wrap
 
 
 def hex2bin(hexstr: str) -> str:
-    """Convert a hexdecimal string to binary string, with zero fillings."""
+    """Convert a hexadecimal string to binary string, with zero fillings."""
     num_of_bits = len(hexstr) * 4
     binstr = bin(int(hexstr, 16))[2:].zfill(int(num_of_bits))
     return binstr
 
 
 def hex2int(hexstr: str) -> int:
-    """Convert a hexdecimal string to integer."""
+    """Convert a hexadecimal string to integer."""
     return int(hexstr, 16)
 
 
@@ -22,7 +22,7 @@ def bin2int(binstr: str) -> int:
 
 
 def bin2hex(binstr: str) -> str:
-    """Convert a binary string to hexdecimal string."""
+    """Convert a binary string to hexadecimal string."""
     return "{0:X}".format(int(binstr, 2))